Generative AI

070 - Gut Glia, Quercetin, and Defining Death - HealthHippieMD Week In Review

Inoculating Against the Blues

A Vaccine for Depression - Nautilus delves into the pioneering research on developing a vaccine-like treatment for depression. This innovative approach focuses on targeting the immune system, which plays a crucial role in mental health. Researchers have discovered that certain immune responses can exacerbate depressive symptoms. By modulating these responses, it's possible to alleviate depression. This groundbreaking work opens up a new frontier in mental health treatment, moving beyond traditional methods and offering hope for more effective and lasting solutions for those battling depression.

A Grape Pain

A recent study has identified quercetin, a compound in red wine, as a potential cause of the notorious red wine headaches. This discovery challenges previous beliefs that tannins, sulfites, or histamines were to blame. Quercetin, found in grape skins, is beneficial as a grape sunscreen and a human antioxidant, but when combined with alcohol, it can disrupt the body's process of breaking down alcohol, leading to headaches. The study, co-authored by Andrew Waterhouse and Morris Levin, reveals that quercetin blocks an enzyme crucial for converting acetaldehyde into acetate, causing a buildup of toxins and resulting in headaches. Interestingly, cheaper wines tend to have less quercetin due to less exposure to the sun on grapes, potentially offering a workaround for those prone to these headaches. However, there's no definitive cure yet, and further research will explore this phenomenon more deeply. Why red wine gives you headaches, according to science - The Washington Post (gift article).

The Double-Edged CAR-T Sword

The FDA has raised concerns that CAR-T, a groundbreaking cancer treatment, might paradoxically cause new cancers in some patients. Approved in November 2017 for severe blood cancers, CAR-T therapy involves genetically modifying a patient's T cells to attack cancer cells. Despite its life-saving potential, the FDA reported 19 cases of new blood cancers post-treatment. While the risk is considered small and the benefits significant, this development has sparked a debate in the medical community. The FDA is investigating these cases to determine if there's a direct causal link between the treatment and the emergence of new cancers amidst CAR-T's remarkable success in saving thousands of lives. CAR-T, Lifesaving Cancer Treatment, May Sometimes Cause Cancer, FDA Says - The New York Times (gift article).

New Coursera Course on Generative AI

Coursera has fabulous free courses taught by the world's experts. I'm adding the course mentioned in Generative AI for Everyone: A Free Course from AI Pioneer Andrew Ng | Open Culture to my list to take after I finish my current course: Songwriting: Writing the Music | Coursera.

Symphony of Health

Speaking of music, are you curious about how to harness the power of music to help manage different conditions or symptoms? If so, you might be interested in the National Center for Complementary and Integrative Health's free virtual meeting, "[Music as Medicine: The Science and Clinical Practice][1]," on December 14–15, 2023. The 2-day event will share what's been learned in recent years and chart a path forward for growing the research to drive deeper scientific understanding of this topic. See you there!

Gut Glia

In the Gut's 'Second Brain,' Key Agents of Health Emerge delves into the fascinating world of glial cells in the enteric nervous system, often overshadowed by neurons. These cells play a crucial role in digestion and disease, a fact that scientists are just beginning to unravel. The gut, equipped with its complex network of nerve cells, functions almost independently from the brain and is responsible for digestion, from breaking down food to nutrient absorption and waste elimination. Recent studies have highlighted enteric glia's diverse and active role in this process, including their involvement in nutrient absorption, blood flow, immune responses, and even gut motility. This newfound understanding of glial cells in the gut could pave the way for novel treatments for gastrointestinal disorders and enhance our comprehension of the digestive system's intricate workings.

Hypnotic Gut Healing

In a surprising turn of medical treatment, hypnotherapy emerges as a potential relief for gut disorders. A story in the Atlantic centers around Zack Rogers, who, on his 12th birthday, began experiencing severe stomach pain, leading to a drastic weight loss and a prolonged struggle with his health. After years of ineffective medical treatments and facing the prospect of major surgery, Zack's mother sought a second opinion, which led to hypnotherapy. This unconventional approach gradually brought significant improvements, involving deep focus and relaxation to alter thought patterns. Zack's recovery was so profound that he regained his everyday life, including playing sports and attending college, a future that seemed impossible before the hypnotherapy. This case highlights hypnotherapy's unexpected yet impactful role in treating severe gut disorders. Hypnosis Could Work Wonders on IBS - The Atlantic.

How Much Protein Do You Really Need?

The NY Times summed up the current recommendations in How Much Protein You Need As You Age - The New York Times (gift article).

Defining Death

What is death? | MIT Technology Review delves into the evolving understanding of death in neuroscience. It challenges traditional perceptions of death, suggesting it should be viewed as a transient process rather than an irreversible event. This shift in perspective emerged with medical advancements like CPR and mechanical ventilators, which blurred the lines between life and death. The concept of brain death, arising from observations of patients with severe brain damage, further complicated the definition of death. This has sparked medical, ethical, and legal debates. The article highlights that despite these advancements, the scientific understanding of the dying brain remains complex and filled with unanswered questions.

065 - Opposites Don't Attract, Black Licorice, and Cognitive Reserves - HealthHippieMD Week In Review

Association Between Red Meat Intake and Type 2 Diabetes Risk

A comprehensive study recently published in The American Journal of Clinical Nutrition has identified an association between the frequency of red meat consumption and an increased likelihood of Type 2 diabetes development. "After adjusting for other factors, including physical activity and alcohol intake, the researchers found that the more servings of red meat that people ate, the more likely they were to develop diabetes." The research, which encompassed the analysis of dietary patterns and medical records of approximately 217,000 health professionals, particularly highlighted a heightened risk associated with processed meats, including bacon, hot dogs, and lunch meats. While the study delineates correlation rather than causation, it suggests that dietary modifications, such as reducing red meat consumption and emphasizing plant-based proteins, could decrease the associated risks. Eating Red Meat May Increase Type 2 Diabetes Risk, Study Suggests - The New York Times. (gift article)

A.I.'s Fresh Perspective on Food Preservation

Rancidity, the unsavory side effect of oxidation, challenges food quality and safety. Researchers have traditionally relied on antioxidants to counteract this, but determining the right mix can be complex and time-consuming. Enter artificial intelligence. Scientists have harnessed A.I. to predict the optimal combinations of antioxidants, offering a more precise approach to food preservation. While initial results showed discrepancies between A.I. predictions and lab tests—especially with lard—continued data input fine-tuned the model's accuracy. With AI's predictive prowess, the future of food preservation may see enhanced efficiency and broader applications. Can A.I. Help Stave Off Food's Expiration? - The Atlantic.

Déjà Vu: A Glimpse into Memory's Mysteries

Déjà vu, that uncanny feeling of having "been here before" has puzzled humanity for ages. Anne Cleary delves deep into this phenomenon, suggesting it's more than a quirky brain glitch. Historically, explanations have varied from mere double perception to complex memory-based theories. Recent research from Cleary's lab proposes that déjà vu might be an evolutionary tool, sharpening our attention for survival. Interestingly, around two-thirds of people experience déjà vu, often triggered by familiar settings. While the sensation remains enigmatic, Cleary's exploration suggests a blend of memory, perception, and, perhaps, a touch of irony from our brains. Déjà vu – a window on the past and a key to human survival | Aeon Essays.

Personalized Nutrition: The Government Wants You!

The U.S. federal government has initiated a comprehensive study to delve deeper into personalized nutrition. While established dietary guidelines offer a general roadmap for health, individual responses to food can vary due to genetics, gut microbiomes, and other factors. The National Institutes of Health, with a budget of $189 million, is set to recruit 10,000 adults over five years. This study, titled "Nutrition for Precision Health," aims to understand how individuals metabolize and react to different diets. The ultimate goal is to utilize this data to create machine-learning algorithms for bespoke diet plans, moving beyond the conventional one-size-fits-all approach. What's the best diet? A federal study aims to find out. - The Washington Post. (gift article) ^

The Mediterranean Diet

The New York Times, back in January, published a great article on the Mediterranean Diet: The Mediterranean Diet Really Is That Good for You. Here's Why. - The New York Times (gift article)

Healthcare Workers and Burnout

The C.D.C. published a new study on the American Workforce. They found that healthcare workers were disproportionately burned out compared to other professions surveyed. "Prior to Covid, we knew that many hospitals were understaffed, that health care workers were burning out," Dr. Debra Houry, the chief medical officer at the C.D.C., said in an interview on Tuesday. "I think Covid escalated that, and I think it just really strained the system." Why Health Care Workers Are Burning Out - The New York Times. (gift article)

The Unspoken Privacy Revelations of A.I.

Recent research has unveiled that advanced chatbots can discern significant personal information from seemingly innocuous conversations. These chatbots, trained on vast amounts of web content, are adept at identifying subtle linguistic patterns, enabling them to accurately infer details such as a user's race, location, and occupation. This capability raises concerns about user privacy and hints at a potential shift in advertising strategies, where chatbots could be used to construct detailed user profiles. As technology advances, the line between anonymity and transparency becomes increasingly blurred. A.I. Chatbots Can Guess Your Personal Information From What You Type | WIRED.

Introverts Guide to Extroversion

Laurie Santos's Podcast this season focuses on social connection. This week, I listened to The Introvert's Guide to Extroversion. As a card-carrying introvert, I found many of the suggestions helpful (and a bit terrifying).

Busting the Opposite Attract Myth

A recent large meta-analysis in Nature Human Behavior blows up the myth that in relationships, opposites attract. In fact, "like attracts like." "Opposites attract" is a myth. Partners often share traits - Big Think.

Brain Bank

We may finally know how cognitive reserve protects against Alzheimer's explores the concept of cognitive reserve and how it can help protect our thinking abilities as we age. It discusses the latest research on the mechanisms behind cognitive reserve and how education, lifestyle, and social engagement can all contribute to building mental reserves. The file also includes a retirement quiz and other helpful resources to help plan for a comfortable future. Overall, it emphasizes the importance of exercising the brain throughout life and taking steps to maintain cognitive health. (requires Apple News+ Subscription)

American Friendships by the Numbers

A recent study by the Pew Research Center provides an in-depth analysis of friendship patterns in the U.S. The research reveals diverse friendship circles, encompassing members from hobby groups to neighbors and classmates. A significant 61% of U.S. adults deem close friendships as pivotal to leading a fulfilling life, surpassing the importance of marriage, children, or financial wealth. While a majority (53%) report having between one to four close friends, there's a concerning 8% with no close friendships, highlighting a potential loneliness issue. How many friends do Americans have? A survey crunched the numbers : NPR. (thanks, Dave Pell, NextDraft)

Black Licorice

Happy Halloween! Beware if you plan to raid your family's candy stash, especially if you prefer authentic black licorice. Here are some of the health implications of binging on black licorice (but not red) from the National Center for Complementary and Integrative Medicine. Licorice Root - NCCIH.

059 - Enacted Dreams, MDMA, and Chillin' Like a Monk - HealthHippieMD Week In Review

How Enacted Dreams Predict Parkinson's

Enacted dreams during the rapid eye movement (REM) phase of sleep may be an early sign of Parkinson's disease and other brain disorders, according to a Scientific American article. Known as REM sleep behavior disorder (RBD), this phenomenon affects a small percentage of the population and often precedes neurodegenerative diseases, such as Parkinson's and Lewy body dementia. Researchers increasingly recognize RBD as a valuable early marker for these conditions, offering potential opportunities for early intervention and clinical trials to slow or prevent disease progression. Acting Out Dreams Predicts Parkinson's and Other Brain Diseases - Scientific American

Checklist for AI Self-Awareness Emerges

As artificial intelligence (AI) continues to advance, whether AI systems can become conscious is gaining traction. To address this, 19 experts, including neuroscientists, philosophers, and computer scientists, have developed a checklist of criteria that could indicate AI consciousness. Published in the arXiv preprint repository, their approach draws from six neuroscience-based theories of consciousness, emphasizing "phenomenal consciousness" or subjective experience. By assessing AI systems against these criteria, the authors aim to provide a more nuanced evaluation of consciousness potential in AI, highlighting the need for more precise theories of AI consciousness in the future. If AI Becomes Conscious, Here's How We Can Tell - Scientific American

New Book on Happiness

"The common strategy of trying to eliminate problems from life to get happier is futile and mistaken. We must instead look for the "why" of life to make our problems an opportunity for learning and growth," Arthur Brooks writes in Three Myths and Four Truths About How to Get Happier - The Atlantic. The column refers to his new book, Build the Life You Want: The Art and Science of Getting Happier, , co-written with Oprah.

Chillin' Like A Monk: The Quest for Biostasis

Can We Stop Time in the Body? - Nautilus delves into the intriguing concept of biostasis—essentially, hitting the pause button on the body's metabolic processes. The article begins with a captivating Tibetan ceremony involving monks sleeping and surviving a Himalayan mountainside in sub-freezing temperatures, sparking curiosity about the physiological mechanisms at play. DARPA's pioneering biostasis project aims to develop a drug that can temporarily halt metabolism, offering potential lifesaving benefits in emergencies. The article introduces SNC80, a drug that slows metabolism in tadpoles, showcasing its reversible effects without harm to vital organs. Although not a perfect solution, the quest for biostasis continues, inspired by nature's examples, from hibernating bears to the remarkable spiny desert mouse. Ultimately, the article highlights the fascinating pursuit of slowing down time within the human body.

How Artificial Intelligence Can Revolutionize Science

How artificial intelligence can revolutionize science was an interesting article in the Economist. It cited two ways AI could accelerate scientific discovery: "The first is "literature-based discovery" (LBD), which involves analyzing existing scientific literature, using ChatGPT-style language analysis, to look for new hypotheses, connections or ideas that humans may have missed." (I mentioned some of the emerging tools in a previous newsletter: 052 - Genetic Judo, Young Blood, and Gray Hair). "The second area is "robot scientists," also known as "self-driving labs." These robotic systems use AI to form new hypotheses, based on analysis of existing data and literature, and then test those hypotheses by performing hundreds or thousands of experiments, in fields including systems biology and materials science." And for more on this topic, see my friend and colleague, Gary Kantor's excellent LinkedIn article: Can Generative AI Close The Knowledge Gap?

The Happiest States in the Union

Utah Named the Happiest State in New Study Where does your state fit? Happiest States in America (2023)

Ever find yourself at a loss for a familiar face or the whereabouts of your car keys? Don't fret; it's not just you. Our memory can take a quirky turn as we age, often leaving us in moments of blank confusion. The good news? It's usually nothing to worry about. While memory retrieval becomes less efficient in our fifties, it doesn't necessarily mean a problem. Experts suggest that embracing mindfulness, reducing multitasking, managing stress, getting enough sleep, maintaining a healthy diet, and even indulging in some cardiovascular exercise can keep your memory on its toes. If memory loss significantly disrupts your daily life, then it's time to chat with your doctor. Why Memory Lapses Are Not Always a Cause for Concern - The New York Times (gift article).

What OpenAI Really Wants

Wired had a long-form story on OpenAI and its CEO, Sam Altman. What OpenAI Really Wants | WIRED

Anxiety and Creativity

Anxiety is not always a boon to creatives. "Depending on the situation, fear, and anxiety can inspire or impede. But when anxiety becomes overwhelming, creative work often stalls." Anxiety can often be a drag on creativity, upending the trope of the tortured artist.

MDMA for PTSD

"Results of a new study may offer regulators enough evidence to allow the psychedelic, also known as Ecstasy, to be considered for use as a PTSD treatment." MDMA Therapy for PTSD Inches Closer to U.S. Approval - The New York Times (gift article).

056 - Dementia Prediction, Button Dogs, Prosody, and Ink Therapy - HealthHippieMD Week In Review

Mind Your Risk: New Tool Predicts Dementia Likelihood

To crack the code of dementia risks, researchers have unveiled an innovative tool that forecasts an individual's chances of developing the condition within the next 14 years. This predictive model, known as the U.K. Biobank Dementia Risk Score (UKBDRS), delves into 11 crucial factors, including age, education, diabetes history, depression history, stroke history, parental dementia history, deprivation levels, blood pressure, cholesterol levels, living arrangement, and gender. The tool, which also considers the influence of the APOE gene, trumps other risk assessments and offers a 40% chance of preventing cases by targeting modifiable factors. Dementia risk study finds 11 key factors behind condition.

Feeling the Beat: Haptic Suits

This article features haptic suits—backpack-like devices that translate music into vibrations on the skin. Haptic technology advancements have fueled innovations in creating shared musical experiences for all concertgoers, blurring the lines between hearing and feeling the groove. Haptic Suits Let You Feel Music Through Your Skin - The New York Times. (gift article)

Another Brick in the Wall: Neuroscience of Prosody

You may have heard scientists recreated parts of Pink Floyd's Another Brick in the Wall using only the brain's electrical signals. Here is a short video on the research and its implications: Tuning into the Brain's Music: Decoding Song from Brainwaves - Neuroscience News.

Button Dogs

If you spend time on TikTok or Instagram, you're probably familiar with "button dogs" who communicate with their families by stepping on electronic pads that speak words when pressed. Can dogs use language in this way? Scientific American elaborates: Can Dogs Use Language? - Scientific American.

Nurses TRAPped

Healthcare employers use a sneaky tactic called "Training Repayment Agreements" (or TRAPs) to keep nurses from leaving their jobs. These agreements make nurses repay training costs if they quit within a specific time, essentially trapping them with financial obligations. Neil Rudis, a nurse, found himself stuck in this web, unable to leave due to the debt. These debt-based schemes are rising in nursing as companies try to deter nurses from changing jobs. While some companies are ditching TRAPs, many nurses still grapple with these financial shackles, affecting their well-being and worsening workforce shortages. Health Care Companies Are Using Debt to Trap Nurses on the Job – Mother Jones.

Feed Me: A.I. Sparks Race for Information

The escalating demand for A.I. model training data prompts a creative scramble among A.I. makers. As larger models require vast datasets, A.I. companies are hunting for new sources of information while organizations with substantial data holdings seek ways to monetize them. This article discusses how the scarcity of quality training text, the legal battles around copyright infringement, and the push for compensation for ingested material reshape the A.I. landscape. The pursuit of data has led to partnerships and deals with media outlets, record labels, scientific publishers, and other data-rich entities, igniting a fervent competition for valuable information. A.I. is setting off a great scramble for data.

Sleep Debt

A large percentage of the American public is sleep-deprived. Unfortunately, repaying a sleep debt is more demanding than you might think: Here's why there's no quick fix for sleep deprivation - Big Think.

Aging Well

Aging isn't a one-size-fits-all journey – it's a tangled interplay of biology and environment. This expert breakdown by biologist Ellen Quarles reveals why aging is a unique experience for each person and even for cells within our bodies. Unraveling the intricate web of cellular processes, from DNA repair to protein recycling, Quarles explains how aging disrupts this delicate network. While there's no magic cure, interventions that target multiple critical cellular processes might hold the key to extending our healthier years. So, don't expect a universal anti-aging remedy, but rather embrace the intricate puzzle of your own unique aging path. Aging is complicated – a biologist explains why no two people or cells age the same way, and what this means for anti-aging interventions.

Nurturing Gut Microbes for Well-Being

Your body is a reflection of what you eat. These Gut Microbes Are Crucial To Well-Being — What To Eat To Cultivate Them delves into the pivotal role of gut microbes in regulating your well-being.

Drug Cost and Value-Based Pricing

When Dying Patients Want Unproven Drugs | The New Yorker got me thinking about incentives for the pharmaceutical industry in the U.S. I went down a rabbit hole and ended up learning quite a bit about value-based pharmaceutical pricing. Value-Based Pricing of Prescription Drugs Benefits Patients and Promotes Innovation - Center for American Progress. is well worth a read.

A.I. Helps Stroke Survivor Speak Again

In a heartwarming breakthrough combining neuroscience and artificial intelligence, a paralyzed woman's thoughts are translated into speech through an avatar. Ann Johnson, who lost her speaking ability after a stroke at 30, saw her brain signals converted into vocalized language by implanted electrodes. This achievement, reported in the journal Nature, is a first in synthesizing spoken words and facial expressions directly from brain activity. This milestone holds promise for those who've lost speech due to strokes or conditions like cerebral palsy. The aim? To restore not just words but the essence of who people are. A.I. Helps a Stroke Patient Speak Again, a Milestone for Tech and Neuroscience - The New York Times. (gift article)

Avocado Odyssey

Avocado aficionados know the disappointment of bringing home what appears to be the perfect avocado only to find it mushy or tasteless. The capricious nature of avocados is due to their unique ripening process, setting them apart from other fruits. The article, How to select a perfectly ripe avocado. delves into choosing the perfect avocado.

Ink Therapy

A new study suggests that combatting post-traumatic stress disorder (PTSD) could be as simple as putting pen to paper. This innovative treatment involves supervised 30-minute writing sessions where patients recount their traumatic experiences. , this approach proved as effective as traditional talk therapy in a study involving 178 veterans. Importantly, dropout rates were significantly lower in the writing group. This method, known as written exposure therapy, inspired by "expressive writing" experiments from the 1980s, offers a quicker, potentially more accessible alternative to established PTSD treatments. As the field evolves, the healing power of words gains renewed attention. Writing Therapy Shows Promise for PTSD - The New York Times. (gift article)

053 - Scienceploitation, Successful Psychopaths, and Swedish Death Cleaning - HealthHippieMD Week In Review

Scienceploitation

The wellness industry is flooded with products making dubious claims, relying on fake science to deceive consumers. Brands use scientific-sounding buzzwords for marketing unproven products, exploiting emerging areas of science. Buyers seeking scientific evidence are often overwhelmed with confusing options. Vague terms like "boosts" and "supports" suggest positive health outcomes without clear definitions. Questionable studies and jam-packed ingredient lists further confuse consumers. Without strict monitoring, consumers must learn to assess claims, verify reputable sources, and be cautious of "too good to be true" promises in the pursuit of wellness. How to Spot False Claims in Your Wellness Products - The New York Times (gift article)

We Are Already Paying the Cost of Universal Healthcare

Here is an interesting opinion piece in the NY Times on the economic feasibility of universal healthcare: Opinion | Fixing Health Care Starts With the Already Insured - The New York Times (gift article)

On Boundaries

The article, No One Knows What Boundaries Are, explores the concept of boundaries and how it is often misunderstood. The piece delves into the cultural and generational factors contributing to the struggle to set and enforce boundaries. While boundaries are increasingly discussed in popular psychology, the article emphasizes that they are not rules for others but rather a personal yardstick for comfort and self-preservation. The true test of boundaries lies in how individuals respond when others violate them, and it highlights the importance of maintaining healthy relationships while respecting personal boundaries.

GenerativeAI for Music

Meta's new AI-powered tool is like Dall-E but for music discusses Meta's new sound generators that include music and effects. Right now, these tools are only available for research. I can't wait until they are publicly announced so I can take them for a spin.

Successful Psychopaths

While psychopaths are often associated with Hollywood villains, researchers are shedding light on a less-known aspect: "successful psychopaths." These individuals possess psychopathic tendencies but manage to avoid trouble and even excel in certain areas due to their unique traits. A dimensional approach has replaced the binary view, with boldness identified as a crucial factor alongside meanness and disinhibition. Though controversial, some argue that certain psychopathic traits can be advantageous in fields like business. Understanding these traits using new scales may help debunk stereotypes and discover the hidden potential of those who possess them. The Psychopathic Path to Success - Nautilus

Personality and Dementia Risk

A study examining nearly 2,000 individuals revealed a significant link between personality traits and the likelihood of developing dementia. Researchers found that individuals with higher levels of conscientiousness were less likely to experience cognitive decline, while those with neurotic tendencies were more prone to it. The study highlighted the role of personality traits in influencing the transitions between different cognitive statuses. While personality can influence the progression of minor or moderate cognitive impairment, it appears to have less impact once dementia sets in. Understanding these links could offer valuable insights into dementia prevention and management. Your personality is linked to risk of dementia - Big Think

Weighing the Evidence: Exercise and Weight Loss Debate

The global fitness industry is booming, and many exercise to lose weight—however, a debate in the scientific community questions whether exercise truly helps with weight loss. The constrained total energy expenditure hypothesis suggests the body compensates for activity by burning fewer calories outside workouts. While some evidence supports exercise-induced weight loss, other studies indicate that exercise may not prevent weight regain after dieting. The mixed findings suggest that exercise provides numerous health benefits, but its direct impact on weight loss remains uncertain. Exercise may or may not help you lose weight and keep it off – here's the evidence for both sides of the debate

The Art of Swedish Death Cleaning

"Rather than making do with less, it's about getting more from the things that make you happy." How Swedish death cleaning works to declutter your life (gift article) discusses the concept of "Swedish death cleaning," a method of decluttering and reevaluating our relationship with possessions. Inspired by the book of Margareta Magnusson, the method encourages people to let go of unnecessary belongings, reduce their carbon footprint, and prioritize experiences over material possessions. By recognizing the stories we tell about our stuff, we can make decluttering easier, create a framework for future purchases, and find happiness in owning only what truly matters.

Free Will: The Key to a Happier Life?

In To Get Happier, Choose to Read This Column, Arthur Brooks delves into the philosophical debate about free will and its impact on happiness. Drawing on concepts from science fiction and philosophy, the article explores the mind-body problem and the existence of free will. While uncertainty remains, the article suggests that embracing the idea of free will can lead to greater life satisfaction and positive decision-making. Whether a firm believer or a skeptic, acting as if you have free will can bring positive changes in your life.

Fraudulent Scientific Research

Allegations of data tampering in a 2012 study on dishonesty, co-authored by prominent researchers Dan Ariely and Francesca Gino, have raised concerns about the extent of scientific fraud. The study, involving separate experiments, was retracted after suspicions of manipulated data. Recent revelations from the insurance company involved in the study indicate inappropriate data manipulation. The possibility of dual fraud in the same paper has experts bewildered, suggesting that scientific fraud might be more common than believed. The lack of systematic fraud detection and assumptions about researchers' integrity add to the unsettling uncertainty surrounding scientific research ethics. Did Francesca Gino and Dan Ariely Fabricate Data for the Same Study?

Microwaving Plastic

For the Love of God, Stop Microwaving Plastic | WIRED has me seriously considering replacing my SnapWare.....

051 - Solace in Sorrow, Oxygen-Enhanced Learning, and Earworms - HealthHippieMD Week In Review

Finding Solace in Sorrow

The article, Good Grief: How to Make the Best of Painful Loss, delves into the realm of grief and offers strategies for coping with the loss of a loved one. Drawing inspiration from a Japanese "wind phone" that provides solace through one-sided conversations with the departed, the article delves into grief's psychological and physiological impact. Debunking the outdated stages of grief highlights the importance of finding meaning, embracing new identities, adopting rituals, and allowing oneself to experience happiness again. Moreover, it emphasizes the power of listening and being present to support those who are grieving.

A Breath of Fresh Air: Oxygen, Learning, and Stroke Recovery

Boost your brain: a simple 100% normobaric oxygen treatment improves human motor learning processes, published in Frontiers in Neuroscience, revealed that inhaling pure oxygen during motor learning tasks accelerated the learning process and improved performance in healthy individuals. The study indicated that oxygen supplementation could be a low-cost and low-risk approach to expedite stroke recovery. While the precise mechanisms behind the benefits of oxygen remain unclear, several new studies are in the works to learn more about this phenomenon. Pure Oxygen Speeds Up Learning. Can It Help Stroke Survivors Recover?

Britain's National Health Service

Although I believe a single-payer system is the only way out of our current healthcare crisis in the U.S. (exponentially higher costs and mediocre to poorer outcomes than our peers), other healthcare models worldwide suffer their own problems. The NY Times had an interesting article on Britain's National Health Service: A National Treasure, Tarnished: Can Britain Fix Its Health Service? - The New York Times (gift article)

Cancer and Family Dynamics

I Have Cancer. I Can't Put My Kids First Anymore is an interesting piece in the Atlantic on how serious illness affects traditional familial roles and relationships.

Weighing the Risks

Regarding weight loss, injectable medications like Ozempic and Wegovy can pose unique risks for older adults. As muscle loss accelerates aging, frailty and the risk of fractures become more significant concerns for individuals over 65. These drugs, which cause rapid weight loss, often reduce muscle mass, which can negatively impact overall health. Experts emphasize the importance of maintaining muscle mass through strength training exercises and protein consumption to mitigate these risks in older adults. Risks of Ozempic, Wegovy and Other Weight Loss Drugs for People Over 65 - The New York Times (gift article)

Unraveling Earworms

Wired explores the perplexing phenomenon of earworms—those catchy tunes that repeat in our heads. Delving into the science behind these musical intruders, the article examines the triggers of recency, familiarity, and boredom that make songs get stuck in our heads. With insights from experts, it unveils strategies to banish earworms, including completing the song, distracting oneself, diversifying playlists, and even mixing up the lyrics. Why Songs Get Stuck in Your Head—and How to Stop Them.

Privacy and Generative AI

Wired published an informative article on things to consider about privacy while using the new generative AI tools: How to Use Generative AI Tools While Still Protecting Your Privacy | WIRED

Private Equity Firms and Healthcare

Reading this article about equity firms buying physician practices made me feel sick: Who Employs Your Doctor? Increasingly, a Private Equity Firm. (gift article). And we wonder why there's a Moral Crisis of America's Doctors. (gift article).

The Neurophysiology of "I" and Me

Researchers have shed light on how the brain creates our physical sense of self. By stimulating a specific brain region known as the anterior precuneus, scientists caused individuals to experience feelings of floating, dizziness, and detachment from their bodies. This discovery, coupled with understanding the "me" aspect located in the default-mode network, brings us closer to comprehending the complexities of our self-perception. Further investigations may help treat conditions like depression and dissociation while explaining intriguing phenomena like out-of-body experiences. How the Brain Creates Your Physical Sense of Self.

Record-Breaking Temperatures: Climate Change?

The Economist weighs in: Are the current heatwaves evidence that climate change is speeding up?

Your Food and Climate Change

Curious about how the food you eat influences climate change? The NY Times has some answers: Your Questions About Food and Climate Change, Answered

Beyond's Plant-Based Meats and Heart Disease

Michael Gregor discusses plant-based meat and the SWAP Trial: Are Beyond Meat Plant-Based Meat Alternatives Healthy?

045 - Dying Brains, Frenemies, and the Physiology of Hangry - HealthHippieMD Week In Review

Flavanols Combat Memory Loss in Aging Adults

A new study reveals that flavanols, nutrients found in select fruits and vegetables, are crucial in mitigating age-related memory decline. The research demonstrates a positive correlation between flavanol intake and memory test scores among older adults. Notably, individuals over 60 with low-flavanol diets experienced significant memory improvement after reintroducing these dietary components. This study supports the emerging understanding that specific nutrients are essential for maintaining optimal brain health as we age. By highlighting the power of flavanols, the research offers potential avenues for improving cognitive function in older adults and underscores the importance of a flavanol-rich diet or supplements. Memory Boosting Power of Flavanols in Aging Adults

Gut Check

Scientists have discovered the mechanism behind how chronic stress can lead to gut inflammation. Signals originating in the brain reach gut nerve cells, triggering the release of inflammatory chemicals. The study, The enteric nervous system relays psychological stress to intestinal inflammation glucocorticoids act on gut neurons and glial cells, which then activate immune cells. These immune cells release molecules that cause painful bowel inflammation. The findings suggest that managing stress levels could significantly impact the effectiveness of treatments for inflammatory bowel disease (IBD). The research opens possibilities for targeting the brain-to-gut signaling pathway for new therapies. Chronic stress can inflame the gut — now scientists know why

Frenemies Take a Toll

According to psychologists, ambivalent relationships, known as frenemies, which combine positive and negative aspects, can be more detrimental to health than purely negative relationships. Research reveals that interacting with individuals who evoke mixed feelings can raise blood pressure and lead to negative physical symptoms. Even a single ambivalent interaction can have adverse effects on well-being. Unpredictability increases pain from unpleasant interactions, and rumination contributes to the negative impact of such relationships. Recognizing the harmful effects of frenemies is important for maintaining overall health and well-being. Opinion | Ambivalent Relationships May Be Hazardous to Your Health. (gift article)

The Neuroscience of Hangry

Neuroscientists have discovered a cluster of cells called AgRP neurons that stimulate appetite and play a vital role in the infamous "hangry" feeling. These cells near the brain's blood supply receive signals from the stomach and fat tissue, influencing our hunger levels. By manipulating AgRP neuron activity in mice, researchers have identified how they trigger food-seeking behavior and respond to the presence of nutrients. This breakthrough could lead to new therapies for eating disorders like anorexia and overeating. By understanding and controlling the hangry feeling, scientists hope to revolutionize our ability to manage our diets effectively. Neuroscientists May Have Found the Part of Your Brain That Makes You Hangry

Electrical Activity Surges in the Dying Brain

A new study reveals that dying brains experience a surge of electrical activity, challenging the assumption that brain activity decreases during dying. Researchers monitored four comatose patients who died in a neurointensive care unit and observed a surge of neurophysiological activity in regions associated with conscious processing. This surge included increased synchronization and connectivity between different brain regions. While the study doesn't directly explain near-death experiences, it suggests that the observed brain activity pattern may contribute to the vivid perceptions reported during such experiences, prompting further investigation into the nature of human consciousness. Scientists monitored four dying patients' brains. Here's what they saw . In the late 2000s, David Auyong and I observed the same phenomenon while on call: Processed electroencephalogram during donation after cardiac death.

Biochemistry of Psychedelics, BDNF, and Neuroplasticity

Psychedelics promote plasticity by directly binding to BDNF receptor TrkB | Nature Neuroscience reveals that LSD and magic mushrooms dramatically rewire the brain, offering new possibilities for treating depression. The research conducted by an international team of scientists from the University of Helsinki shows that, at least in a test tube, these psychedelics bind to a protein called receptor tyrosine kinase beta (TrkB), which activates brain-derived neurotrophic factor (BDNF). BDNF plays a crucial role in neuron growth and development. This discovery paved the way for developing safer and more effective treatments for mental health disorders. LSD and Magic Mushrooms Dramatically Rewire the Brain, New Study Reveals.

AIHits (Generative AI Music and Podcasts)

"What makes pop work is that it's always changing and always responding. This is just a feedback loop between systems." AI is having a profound effect on artistic expression in music. Now there's a website to listen to. AI Could Usher in a New Era of Music. Will It Suck?

+The Generative AI gold rush is on in the podcasting space, too, as if the genre wasn't already overcrowded: Generative AI Podcasts Are Here. Prepare to Be Bored.

The Evolutionary Significance of Dreaming

"REM [sleep] has been crucial to human creativity."The evolutionary significance of dreaming is an interesting video on BigThink.

External Stressors Affect Cancer Mortality

Surprise, surprise! Higher allostatic load, a quantitive measure of the cumulative physiological damage from stress, is associated with worse cancer outcomes: Evidence Emerges Showing External Stressors Adversely Affect Cancer Outcomes

Sucralose-Genotoxic?

At least in test tubes, new evidence shows that Sucralose (Splenda) can disrupt DNA. "It's time to revisit the safety and regulatory status of sucralose because the evidence is mounting that it carries significant risks." Sucralose Damages DNA, Linked to Leaky Gut: Study (thanks, Diana!)

044 - Biophilic Design, Hallucinations, and Erasing Memories - HealthHippieMD Week In Review

Strobe Lights Induce Visual Hallucinations

Wired U.K. featured a story about Dreamachine, where people experience hallucinatory effects through stroboscopic lights and music. The project aims to explore the impact of stroboscopic lights on the brain and investigate the neural basis of visual experience. Participants, even with closed eyes, reported vivid and kaleidoscopic visual experiences. The Dreamachine's potential applications extend to mental health therapy due to the reported common emotion of peace experienced by participants. This Machine Makes You Hallucinate | WIRED

Erasing Psychedelic Trips for the Good of Science

To address criticisms of psychedelic research, scientists at the University of Wisconsin–Madison Transdisciplinary Center for Research in Psychoactive Substances conducted a pilot study involving eight individuals, exploring the possibility of combining psychedelics with memory erasure. The study addresses the challenge of studying psychedelics in traditional randomized clinical trials due to the subjective nature of the experiences and the role of expectations. By exploring innovative study designs, scientists strive to better understand psychedelics' effects and potential therapeutic applications. Scientists Gave People Psychedelics—and Then Erased Their Memory

The Whimsy of Honoring Body Donors

Medical students and faculty members across the United States are organizing gratitude ceremonies to honor body donors who have contributed to medical research and education. These ceremonies involve music performances, speeches, and artistic expressions, allowing students to express appreciation for the donors who have served as their "first patients." The ceremonies aim to re-humanize the donors, recognizing their selfless acts and the sacrifice made by their families. The events provide closure and foster a sense of gratitude while imparting essential lessons in ethics and professionalism. Honoring the Body Donors Who Are a Medical Student's 'First Patient' (gift article)

Conversational Receptiveness: Mastering the Art of Disagreement

To have better disagreements, change your words – here are four ways to make your counterpart feel heard and keep the conversation going discusses the importance of changing our words and behaviors during disagreements to foster productive conversations. Instead of solely focusing on persuading others, the research suggests adopting a communication style called "conversational receptiveness." This style involves four key elements: hedging claims, emphasizing agreement, acknowledging the opposing perspective, and reframing to the positive. By employing these techniques, conversations become less confrontational and more constructive, allowing both parties to feel heard and maintaining relationships.

Rousing Revelations: Some Mental Illness May Have Autoimmune Origin

WaPo published a story about a groundbreaking case involving April Burrell, a catatonic woman diagnosed with schizophrenia. Researchers discovered that lupus, an autoimmune disease, attacked April's brain, leading to severe symptoms. After targeted treatments, including immunotherapy, April regained consciousness after being trapped in her mind for over two decades. This discovery has the potential to revolutionize the care for psychiatric patients worldwide and reshape the way mental illnesses are diagnosed and treated, bringing hope to "forgotten souls" who were deemed untreatable. How autoimmune disease can attack the brain, cause psychiatric symptoms - The Washington Post (gift article)

Function Over Flaws

A revolutionary new health metric called human functioning could alter the treatment of chronic illnesses. Traditionally, health has been measured based on morbidity and mortality rates, focusing solely on disease and death. However, the proposed metric considers a person's illness and available resources to gauge their condition's impact on daily life activities. This approach aims to shift the healthcare system toward a patient-centered approach, promoting well-being and enabling individuals to live their best lives. This New Metric For Health Could Revolutionize How We Treat Chronic Illnesses

Byte-Size Nutrition

Artificial intelligence (A.I.) nutritionist apps are revolutionizing healthy eating by offering personalized diet solutions. These apps use A.I. algorithms to analyze data on an individual's blood sugar, microbiome, and other metabolic measurements. By understanding how different foods affect each person's body, these apps can suggest healthier meal options. While personalized nutrition is still evolving, A.I. programs hold the potential for addressing obesity, heart disease, and other health concerns. Here Come the Artificial Intelligence Nutritionists

+A reminder, buyer-beware when it comes to A.I. advice (although the chatbot mentioned in this article is different than ChatGPT): An Eating Disorder Chatbot Is Suspended for Giving Harmful Advice^4a50c0

Music and Health: The Evidence

The NCCIH has a web page focused on Music and Health: What You Need To Know.

Nature at Home: A Prescription for Well-being

WaPo had an article about the science-backed concept of "biophilic design" that promotes connecting with nature indoors. 7 ways to bring nature into your home, according to science. (gift article)

Green Brain: Brain Aging Delayed with Mediterranean Diet

A recent study reveals that a Mediterranean diet can slow brain aging. The research indicates that a mere 1% reduction in body weight resulted in brains appearing almost nine months younger. Greener Diet, Younger Brain: Mediterranean Diet Slows Brain Aging.

Ultra-processed Food and Sleep Quality

"No study had previously investigated what happens if we consume an unhealthy diet and then compare it to the quality of sleep after that person follows a healthy diet." In this small preliminary study, an unhealthy diet impacted each individual's sleep quality. Junk Food vs. Sleep: New Study Reveals Impact of Diet on Sleep Quality.

040 - Terminal Lucidity, Longevity, and Empathetic ChatBots - HealthHippieMD Week In Review

Terminal Lucidity

"Sometimes, people with dementia who hadn't been coherent for years will suddenly revert to their mentally sharp selves for up to several hours -- and then die shortly after." Scientists are interested in the cause of "paradoxical lucidity" and how it might inform the neuroscience of dementia. Scientists are finally taking a closer look at terminal lucidity.

The Hidden Cost of Amazon Clinic

Amazon's foray into healthcare, Amazon Clinic, (011 - CVS, Amazon, and the Disruption of Primary Care, Anxiety Inoculants, Wabi Sabi, and A.I. - HealthHippieMD Week In Review — HealthHippieMD) keeps the monetary cost of seeing a healthcare professional low but at the cost of your medical privacy. "Signing an authorization isn't a "waiver" of your rights, but you're consenting to your data being disclosed for additional purposes, at which point it leaves the protections of HIPAA." The Washington Post explains: Amazon Clinic patients must sign away some privacy rights under HIPAA. (gift article)

Gut Feelings

"As we wait to establish causal influences through clinical trials, clinicians should advise patients suffering from mood disorders to modify their diet by increasing the intake of fresh fruits, vegetables, and whole grains, as these provide the required fuel/fiber to the gut microbiota for their enrichment, and more short-chain fatty acids are produced for the optimal functioning of the body." More evidence that the microbiome and metabolome drive major depressive episodes. Read the manuscript here: Interplay of Metabolome and Gut Microbiome in Individuals With Major Depressive Disorder vs. Control Individuals | Depressive Disorders and synopsis here: Disrupted Gut Microbiome a Key Driver of Major Depression?

+More on the link between ultra-processed foods, mental health, and cognition: How Eating Ultra-processed Foods Can Affect Your Mental Health. (gift article)

Learning Man

You've heard of the music/culture festivals Burning Man and Coachella, but did you know there is a similar gathering focused on immersing attendees in education, play, and creation? Yep, 'Learning Man' is becoming a thing

The Mechanics of Smell

These scientists are striving to understand the mechanism behind human olfaction: How a Human Smell Receptor Works Is Finally Revealed.

Loneliness

Vivek Murthy, America's Surgeon General, is back in the news again, talking about the loneliness epidemic: Loneliness is a Health Crisis, Surgeon General Says. Here's How to Combat It. (gift article) Also see his excellent book on the topic: Together: The Healing Power of Human Connection in a Sometimes Lonely World.

The Modern World is Aging You and Your Brain

An interesting article in Wired about studies examining the brains of non-industrialized societies vs. Western Society: The Modern World Is Aging Your Brain. And the manuscript that inspired the article: Brain volume, energy balance, and cardiovascular health in two nonindustrial South American populations.

Mental Health Chatbots

An article in the N.Y. Times about Pi, an emotional support chatbot: My Weekend With an Emotional Support A.I. Companion. (gift article) These new products remind me of the science fiction movies: Her (film))and Ex Machina (film).) The lines of human characteristics such as empathy and even consciousness are blurring......

"Functional Neurological Disorders"

A long-form read about how Long Covid influences understanding "functional" disorders like ME/CFS (Chronic Fatigue). Contrary to historical thinking, the diseases ARE NOT in the patient's head: We Might Have Long Covid All Wrong

Shady Longevity Research

The quest to conquer aging rages on. Mixed in with traditional scientists are upstarts trying to cash in on a human fountain of youth. Wired had an expose/overview of one of these companies, BioViva, and its founder Liz Parrish: Inside the Secretive Life-Extension Clinic.

Run AwAI

AI has constantly been in the news since last November when OpenAI made its public debut. This week President Biden hosted a meeting at the White House concerning the dangers of A.I. Along those lines, one of the scientists who made significant contributions to the birth of A.I. quit his decade-long stint at Google to talk freely about the risks: Geoffrey Hinton leaves Google, warns about the dangers of AI. (gift article)

+AI is getting better at translating brain activity into words: A.I. Is Getting Better at Mind-Reading

Do Ovaries Hold the Secret of Longevity?

The ovaries age much more quickly than the other tissues of the human body. Scientists think understanding why may hold the key to a longer, healthier life: The Secrets of Aging Are Hidden in Your Ovaries.

Seven Types of People You Need in Your Life

Interesting article in TED about the people you need in your life to counteract stress: The seven types of people you need in your life to be resilient

039 - Centenarian Excrement, Creativity, and Cannabinoids - HealthHippieMD Week In Review

How to Make Peace with Your Feelings

How Leaning Into Negative Emotions Can Help Your Mental Health (gift article) is about accepting negative emotions for what they are: part of the human experience. What you do with the experience strongly influences your health and well-being.

Generative AI in Medicine

Wired had a story about ways generative AI will impact medicine, along with several caveats: ChatGPT Can Help Doctors—and Hurt Patients.

The Two Personality Traits that Predict Well-being

If you lack either (I'm strongly introverted, not extroverted), hope is not lost. Study Finds 2 Personality Traits Predict Well-being — But Don't Worry if You Don't Have Them.

The World's Rarest Eye Colors

Do you have one of the six rarest types of eye color? Read What Is the Rarest Eye Color?.

Is Alcohol in Moderation Good for You?

The Great Alcohol Health Flip-Flop Isn't That Hard to Understand—if You Know Who Was Behind It is an interesting article on how the supposed health benefits of a small amount of alcohol have been turned on its head, again.

What You See Is Not Always What You Get

The NY Times had an article about a recent publication in JAMA focused on melatonin gummies: "A team of researchers analyzed 25 melatonin gummy products from different brands and found that 22 contained different amounts of melatonin than what was listed on their labels; one contained only 74 percent of the advertised amount of melatonin, while another had 347 percent of the labeled amount. Yet another product contained no detectable melatonin at all." 22 Out of 25 Melatonin Products Were Mislabeled, Study Finds. (gift article) See also: ConsumerLab: Independent Testing of Supplements and Botanicals.

Hope

The Atlantic had an interesting article, Why Economists Should Study Hope, that discusses why hope is so important and how to cultivate more.

The Quest for Longevity

The Quest for Longevity Is Already Over is an interesting read. One of the points I strongly agree with in the article is that extending healthspan (the length of time one is healthy) is far more important than extending longevity (the length of time one lives).

Oura Partners with Best Buy

I love my Oura smart ring. I've worn mine for years. The hardest part of the purchase process was the sizing. Sizing will be less of an issue as you can soon walk into Best Buy and find a fitting station. The article Oura Is Proof That Smart Rings Are Here to Stay discusses the Oura Ring and some of the upcoming competitors.

Cannabis, Cannabinoids, and Delta-8 THC / Delta-10 THC

Cannabis-derived products like delta-8 THC and delta-10 THC have flooded the US market – two immunologists explain the medicinal benefits and potential risks is a quick overview of some of medicinal and side effects of cannabinoids. The article discusses hemp, cannabis, and a few of the cannabinoids.

Creativity / Rick Rubin

I enjoy writing words and music. I'm not good at either, but the process brings me joy. Rick Rubin's new book is about the creative process: The Creative Act: A Way of Being: Rubin, Rick. I've been a big fan of Rubin's Broken Record Podcast. I also enjoyed watching Rick Rubin: The 60 Minutes Interview - CBS News and hearing him interviewed on Rick Rubin on How to Make Something Great. I'm adding the book to my "must-read" list.

Brainstorming with ChatGPT

Wired had an article on how to brainstorm better with the generative AI platform: 6 Tips for Using ChatGPT to Brainstorm Better

What Can We Learn About Aging from Centenarian Excrement?

The longest-living people have a more diverse microbiome than their less healthy peers. A study published this month, Longevity of centenarians is reflected by the gut microbiome with youth-associated signatures looked at the gut microbiomes of centenarians — individuals who've reached or surpassed a century in age — and compared them against old, middle-aged, and young adults. Their results showed, "regardless of health status, the centenarians had a unique enterotype that is a combination of the two found in young adults aged 20 to 44 — Bacteroides — and older adults — Escherichia and/or Shigella." Read the study synopsis here: Centenarians Have Super Healthy Gut Microbiomes — Can This Help Us Live Longer?

Pill Popping Polypharmacy

"Getting people off drugs is unfamiliar terrain for modern health systems, mostly set up to put patients on them. But that is beginning to change. Doctors, pharmacists, and nurses are setting up "deprescribing networks" to try to spread the word." The Economist published an article on the overprescription of medication: Too many people take too many pills.

FDA-Approved Video Games

Much of my research at Duke focused on using video game technology in healthcare and healthcare education. It was fantastic to read this synopsis of Akili [^1] and EndeavorRX, an FDA-approved video game for treating ADHD. I can think of many more uses of the platform. The story behind an FDA-Approved Video Game Treatment for ADHD


[^1]: I am an Akili Interactive shareholder.