Heart Disease

095 - Criticism, Landfills, and Tripping with Toad Venom - HealthHippieMD Week In Review

Dream On

Recent research has made significant strides in understanding sleep. Scientists have discovered more about lucid dreaming and how our brains replay memories during sleep. They've shown that sleep deprivation disrupts brain connectivity, impairing learning and emotional regulation. Furthermore, quality sleep is essential in preventing neurodegenerative diseases by clearing harmful toxins. Finally, new treatments like cognitive behavioral therapy for insomnia (CBT-I) are proving effective in enhancing sleep quality. These breakthroughs highlight the critical role of sleep in overall health and cognitive function. These 5 Sleep Science Breakthroughs Might Help You Get Better Rest.

+see also: Why We Sleep: Unlocking the Power of Sleep and Dreams.

Non-Meditative Mindfulness

Ellen Langer is a psychologist at Harvard who studies the mind-body connection. She's published some of the most counterintuitive studies in Social Science. I learned a lot from this podcast about her work and the history and importance of mindfulness. ‎People I (Mostly) Admire: 133. Pay Attention! (Your Body Will Thank You).

Toadally Psychedelic

5-MeO-DMT, a potent psychedelic from the Sonoran Desert toad, is renowned for its rapid, intense effects. While it holds promise for treating mental health disorders like depression and PTSD, its extraction threatens the toad population. Scientists are developing synthetic versions to alleviate this issue and ensure controlled dosing. Research highlights potential therapeutic benefits and the need for cautious, ethical approaches. As interest in psychedelics rises, the balance between medical advancement and environmental conservation remains crucial. The Promise — And Perils — Of 5-MeO-DMT.

+listen also: my favorite story EVER on NPR: The Dog that Loved to Suck on Toads.

Trimming the Fat on Global Obesity

France bucks the global obesity trend, dropping rates from 10.4% in 1990 to 9.7% in 2020. This contrasts starkly with countries like Egypt and the U.S., where rates have more than doubled. The Programme National Nutrition Santé, launched in 2001, is vital to France's success, focusing on improved nutrition and exercise. The initiative includes public campaigns like Manger Bouger, promoting healthier lifestyles. Meanwhile, Germany's obesity rates have plateaued due to a cultural shift towards healthier eating among younger generations. There's no magical cure, but these nations highlight the impact of proactive health policies and lifestyle changes. How is France dodging the global obesity trend?

Oh, Oh, Oh, Ozempic

Ozempic and other GLP-1 agonists, initially designed for diabetes, now offer benefits beyond weight loss, including reduced risk of heart disease and sleep apnea and potentially aiding in conditions like Alzheimer's and fertility issues. These drugs, often termed a "Swiss Army knife" for health, show promise in treating various ailments through mechanisms involving blood sugar control, organ-specific actions, and reduced inflammation. However, distinguishing the direct effects from those related to weight loss remains complex, and ongoing research is crucial to understand and fully utilize these multi-functional medications. Is Ozempic an Obesity Drug, or an Everything Drug? - The Atlantic.

The Dark Side of Plant-Based Diets

Ultra-processed plant-based foods, such as french fries and pastries, are linked to an increased risk of cardiovascular disease, according to a new study in The Lancet Regional Health-Europe. Research involving 118,000 UK adults reveals that while plant-based diets are beneficial, their health advantages vanish when the foods are ultra-processed. These findings suggest that minimally processed plant-based foods significantly lower the risk of fatal and nonfatal cardiovascular events, unlike their ultra-processed counterparts, which strip away essential nutrients and disrupt the food matrix, undermining heart health. These Ultra-Processed Plant-Based Foods Might Increase the Risk For Many Diseases.

Space Oddities

Four private astronauts spent three days in space aboard Inspiration4, experiencing significant, albeit temporary, changes in their bodies and minds. Research revealed cognitive declines, immune stress, and genetic alterations. Despite returning to normal post-mission, these findings highlight gaps in space medicine. The mission's data, stored in the Space Omics and Medical Atlas, is crucial for future space travel. From diverse backgrounds, the astronauts contributed invaluable insights into the physiological impacts of space, setting the stage for more tailored health measures for upcoming private space missions. Four Astronauts Spent 3 Days in Space. Here's What It Did to Their Bodies and Minds. - The New York Times (gift article).

White House Plans Diet for Landfills

The Biden administration introduced a national strategy to combat food waste, aiming to reduce the 30% of the U.S. food supply in landfills. The plan focuses on extending food shelf life, increasing food donations, and promoting composting. Despite these efforts, the strategy needs to include new regulations and catch up to some state and international laws. Key initiatives include research funding, consumer education, and collaboration with farmers and businesses. Critics view the plan as a positive but insufficient first step towards halving food waste by 2030. White House Takes a Tiny Bite From Giant Pile of Food Waste - The New York Times (gift article).

What Children Remember

Happy Father's Day! The Atlantic published a curated list of stories on fathers. I'm working my way through the list. What children remember - The Atlantic.

Criticism: The Gift That Keeps on Giving

In today's feedback-driven world, mastering the art of receiving and giving criticism is essential for personal happiness and professional growth. Criticism, significantly negative, is challenging to accept due to its impact on our brains and emotions. People with low self-esteem or high competitiveness struggle the most. Individuals can thrive by depersonalizing feedback, viewing it as insider information, and using it constructively. Criticism should be given with care, respect, and good intentions, always privately if negative. Embracing these practices can lead to improved well-being and performance. How to Take—And Give—Criticism Well - The Atlantic.

Gut Instincts

Microbiome research has traditionally focused on stool samples, but recent advancements allow scientists to explore the small intestine, revealing critical insights into gut health. The small intestine microbiome plays a crucial role in digestion, metabolism, and immunity. Disturbances in this area are linked to conditions like IBS, SIBO, and Celiac disease. New technologies like camera capsules facilitate better understanding and treatment development. This shift from focusing solely on the colon to including the small intestine promises significant advancements in microbiome medicine and gut health therapies. Poop has been an easy target for microbiome research, but voyages into the small intestine shed new light on ways to improve gut health.

058 - Scientific Spirituality, Supermarket Lies, and Psychedelics - HealthHippieMD Week In Review

Food for Thought: How Your Diet Affects Your Mind

Beyond the immediate joy of a good meal, food can significantly impact your mental health. Animal proteins like roast turkey and fish contain amino acids essential for dopamine and serotonin production, key mood-regulating neurotransmitters. With their rich nutrient content, Brussels sprouts and cranberries play roles in brain function and mood regulation. The emerging field of nutritional psychiatry explores how diet influences mental health, shedding light on diets like the Mediterranean and mind diets. How food affects the mind, as well as the body.

Supermarket Lies

The New Yorker discusses the attorney Spencer Sheehan, who takes food and home goods companies to task for misrepresenting the ingredients in their products. Shocker, he's swamped. The Lies in Your Grocery Store | The New Yorker.

Scientific Spirituality

In a recent study, Julian Huxley's belief that science held a spiritual dimension gained validation. Researchers developed a scale to measure "scientific spirituality," discovering that it stirs feelings of wonder and connection akin to religious spirituality. These feelings boost well-being and life satisfaction, even in atheists and agnostics. Furthermore, those with higher scientific spirituality scores demonstrated a better understanding of scientific subjects. The study suggests that finding "holiness in reality" through science can offer a unique and fulfilling spiritual experience, bridging the gap between empirical and spiritual realms. The Holiness in Reality - Nautilus.

+Asimov also wrote about this topic in one of my favorite series, Foundation..

Paper Cups: Brewing Trouble for the Environment

While paper coffee cups might seem like a greener alternative to plastic, a recent study warns that they can be just as toxic. These seemingly eco-friendly cups are lined with a thin layer of plastic to prevent liquid seepage, and this plastic can release harmful chemicals when it ends up in our natural environment. Researchers found that even midge larvae exposed to water tainted by paper cups suffered ill effects. The exact composition of these chemicals remains a mystery due to limited disclosure from manufacturers. To combat this issue, scientists advocate for innovative, sustainable alternatives and more significant recycling efforts, as disposable paper cups pose a significant environmental hazard. Sorry, Your Paper Coffee Cup Is a Toxic Nightmare | WIRED.

How Psychedelics Work?

"People often talk about psychedelic therapy functioning like a "reset button" for the mind, but until Dölen's work came out, no one could provide a scientifically plausible explanation for "how something so short in duration can have lasting and transformative effects that go well beyond the time that the drug is in there."This scientist and her team believe psychedelics re-open the brain to critical learning. The Psychedelic Scientist Who Sends Brains Back to Childhood | WIRED.

Ode to Emojis

"Emojis have this ability to make the same words seem more emotional or less emotional—to seem alarming versus completely fine or joking even," she says. These are important social functions, she adds. "Through our switch to more text-based communication, we lost this additional layer of meaning that emojis can now provide." Nautilus published a pretty interesting article on the history and science of emojis: Your 🧠 On Emoji - Nautilus.

What are Dreams For?

We've all observed the twitching of babies or animals while they're sleeping. Conventional wisdom has been that twitches reflect movements taking place during a dream. The scientists in this story believe the exact opposite. Rather than the body reflecting brain activity, it is the brain learning from the body. The implications, if true, are striking both in our understanding of ourselves and for emerging technology such as robotics. What Are Dreams For? | The New Yorker.

Weight-Loss Drugs Also Protect the Heart

Another apparent benefit of the new weight-loss drugs was published in the New England Journal of Medicine. "In a trial of more than 500 patients with obesity and heart failure in 13 countries, those who got a weekly injection of semaglutide for a year reduced symptoms such as fatigue, shortness of breath, and swelling. They also had notable improvements in their physical abilities and exercise function." Ozempic and Wegovy Can Also Protect Your Heart | WIRED.

Death of the Calorie

The Economist had a detailed story on the history (and failure) of calorie counting for weight loss. Death of the calorie.

How Play and Art Boost Learning

In the article To Supercharge Learning, Look to Play, , authors Susan Magsamen and Ivy Ross highlight the integral role of play and art in enhancing learning. They stress that play and creativity are inherent to human evolution, aiding cognitive development and emotional well-being. The authors emphasize "guided play" to effectively impart new skills. They also discuss the Playful Learning Landscapes Action Network, which transforms public spaces into interactive learning hubs. Furthermore, the article explores the neuroscience of attention and how immersive video games, like EndeavorRx, can improve focus, particularly in individuals with ADHD, offering a promising alternative to medication. (disclosure: I own shares of Akili Interactive mentioned in the article).

Knocking Out the Wrong Goals to Achieve Happiness

In a punchy revelation, Arthur Brooks discusses the "Tyson Paradox" inspired by boxing legend Mike Tyson. Despite his impressive career, Tyson's pursuit of fame and riches didn't guarantee his happiness. The paradox arises from the "arrival fallacy," where achieving goals doesn't sustain bliss. Instead, we quickly return to an equilibrium. To combat the loss of happiness, the article suggests setting the right goals focused on intrinsic values and relationships. Intrinsic goals like fostering friendships lead to greater well-being, while achievement goals can disappoint, especially when compared to others. Ultimately, the journey, not just the destination, provides lasting satisfaction and meaning. How to Set the Right Life Goals - The Atlantic.

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?