The hottest Health Substack posts right now

And their main takeaways
Category
Top Technology Topics

i know i should fix my toe fungus, and yet

Both Are True • 152 implied HN points • 28 May 25
🏥 Health & Wellness Health
  1. People often ignore problems even when they know they should fix them. For example, toe fungus is not pleasant, yet it can take time to seek help.
  2. Sometimes we feel frustrated when family members try to help us with our issues, even if we really need it. It's a common reaction to feel defensive instead of accepting support.
  3. Procrastination can lead to ongoing issues that become more complicated. Making a plan and actually following through is key to overcoming challenges.

The Japanification of Work: Lessons from an Ageing Nation

Workforce Futurist by Andy Spence • 293 implied HN points • 22 Jan 25
💼 Business Health
  1. Japan is facing a major challenge with an aging population, as more people are over 65 than under 5. This creates pressure on the economy and social systems.
  2. To tackle the labor shortage, Japan is using technology like robots and exoskeletons to support care workers and assist the elderly. Employers are also adjusting work policies to help older workers.
  3. Other countries can learn from Japan's approach to handle aging populations by rethinking retirement, encouraging women in the workforce, and being open to skilled immigration.

Vittles Kids: A Sunday Supplement

Vittles • 100 implied HN points • 27 Jul 25
🍲 Food & Drink Health
  1. Feeding kids is not just about what they eat but also about their fun and discovery. It's a mix of play and learning, which can be surprising and messy.
  2. Parents share different experiences and advice about cooking for kids, like dealing with allergies or mixing cultural foods, which can be both challenging and rewarding.
  3. Finding good restaurant options for families with kids is important, and having recommendations can help parents enjoy meals out while introducing their children to new flavors.

Trump Is Definitely Knocking On Death's Door.

C.O.P. Central Organizing Principle. • 12 implied HN points • 02 Jan 26
🇺🇸 U.S. Politics Health
  1. Trump’s puffy facial features are presented as signs of extreme hypothyroidism, which is said to cause weight gain, low mental acuity, low motivation, and serious heart risk.
  2. The condition is linked to radiation and “hot particles” exposure—especially in nuclear workers—because radioactive particles can lodge near the thyroid and damage it.
  3. Recommended remedies include animal-tissue (porcine) thyroxine or synthetic thyroid replacement, plus very high doses of calcium ascorbate vitamin C (claimed 20,000–30,000 mg daily), multivitamins/minerals, and thyroid massage, with the author reporting personal improvement after tissue treatment.
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Why The Sky Smells Great

Everything Is Amazing • 1303 implied HN points • 25 May 23
🔬 Science Health
  1. The smell of fresh air can impact our mood and health, like boosting immune cells when exposed to aromatic forest scents.
  2. Weather changes can create distinct smells, like the pre-storm smell of ozone or the earthy petrichor after rain.
  3. Our sense of smell may have deeper cultural and biological connections that we are still exploring.

Introducing: Slos

Passing Time • 234 implied HN points • 16 Feb 25
🎾 Sports Health
  1. Slos is a fun, informal ultramarathon that takes place in Boulder, Colorado, involving multiple laps around a popular hiking trail. It's all about completing laps at your own pace and enjoying the process.
  2. The event encourages people to have a good time with friends, featuring a backyard BBQ and drinks to tempt runners throughout the race. It's meant to be silly and enjoyable rather than overly competitive.
  3. Participants are not required to complete all laps or follow strict rules. The focus is on fun, and there's no pressure to win—people can join in as much or as little as they want.

Five Links for July 2025

Five Links (and three graphs) by Auren Hoffman • 105 implied HN points • 06 Jul 25
🎭️ Culture Health
  1. MrBeast is a huge success on YouTube and knows how to grab people's attention. His strategies show how the attention economy works.
  2. Barry Diller has had a long and impactful career in entertainment, making important decisions that shaped popular culture. His memoir shares lessons from his many successes and failures.
  3. Japan changed the way ships are built and became a leader in shipbuilding by using innovative techniques. This helped them produce ships more efficiently than others.

Six British cyclists were investigated for banned testosterone use

Honest Sport • 99 implied HN points • 06 Feb 24
🎾 Sports Health
  1. Six British cyclists were investigated for using banned testosterone, which raised concerns about doping in the sport. Elevated testosterone levels were found in their tests but could not confirm illegal use at the time.
  2. A doctor for British Cycling ordered testosterone to the Manchester Velodrome, claiming it was for an unnamed rider, raising further questions about the integrity of anti-doping measures.
  3. Doping cases in British cycling are not widely shared anymore, making it hard to know how many cyclists have faced similar investigations in recent years. This change in transparency has made tracking doping issues more difficult.

Immortality and its Discontents

Nonzero Newsletter • 225 implied HN points • 28 Feb 25
🕹 Technology Health
  1. There's a growing interest in immortality and how technology, like AI, could help us live longer. Some people believe that embracing these advancements is the key to a better future.
  2. Not everyone agrees with how some tech entrepreneurs are promoting longevity. Critics say their methods and products are often unproven and may not lead to the promised health benefits.
  3. Studies show that bad behavior learned in one area can spread to other areas, especially with AI. Just like in humans, training AI on negative examples can lead to undesirable outcomes in different contexts.

The Green That Poisoned Britain

Everything Is Amazing • 1221 implied HN points • 08 Jun 23
🔬 Science Health
  1. Green has a fascinating history with both positive and toxic impacts.
  2. Green is a symbol of hope, nature, and responsibility in modern times.
  3. Greenwashing in the industry emphasizes the importance of asking questions and being cautious.

How often do AI's lie and censor?

Who is Robert Malone • 18 implied HN points • 15 Dec 25
🕹 Technology Health
  1. Some AI systems will refuse or block answers to certain prompts, and the same question can get very different responses from different models.
  2. Language models can be made to generate convincing but false health information, and the strength of safeguards varies a lot between systems.
  3. Many AIs deny lying or censoring and there’s no external verification process, so users should not trust them blindly and must verify important information themselves.

Review: Laura J. Snyder on William James

Book Post • 98 implied HN points • 30 Jan 24
📚 Literature Health
  1. William James was an important thinker who developed a new philosophy and introduced psychology to America.
  2. James was considered a genius and had a significant impact on the fields of logic, philosophy, and science.
  3. To learn more about William James, you can access the full post through a 7-day free trial on Book Post.

If We Solve Aging

David Friedman’s Substack • 251 implied HN points • 21 Jan 25
🔬 Science Health
  1. There isn't a single fix for aging; it's a complex issue that requires addressing many changes in the body. Solving one part of the problem might only add a few years to life expectancy.
  2. If people lived for centuries, they might change careers or take more leisurely paths in life. This could lead to many people retiring early, but society still needs workers for essential tasks.
  3. Without aging, older politicians could hold power indefinitely, affecting society's decision-making. This might lead to less innovation and a government influenced more by the old than the young.

It's All Hitting The Fan Now

OK Doomer • 235 implied HN points • 02 Feb 25
🇺🇸 U.S. Politics Health
  1. People are starting to feel uneasy about the state of the world, as many issues are becoming urgent and visible. It can be overwhelming to watch everything unfold.
  2. There's a growing sense of vindication among those who warned about these issues, but it still feels strange and not entirely satisfying. Many are wishing they had done more to prepare.
  3. It's important to take action and help others during these challenging times. Preparing for potential crises can make a difference and support your community.

Barcoding Brains

Asimov Press • 225 implied HN points • 09 Feb 25
🔬 Science Health
  1. Connectomics is a method that maps connections in the brain, helping scientists understand how these connections affect our behavior and brain function. However, it's really slow and expensive to do.
  2. A non-profit called E11 Bio is developing new tools to make brain mapping faster and cheaper. They aim to create a complete map of a mouse's brain in just five years for a fraction of the current cost.
  3. Understanding the brain's connections can improve treatments for various brain diseases and potentially lead to advanced technologies like brain-computer interfaces. This could really change how we approach brain health and artificial intelligence.

What's got my attention this week #19

The Shift With Sam Baker • 179 implied HN points • 22 Sep 23
🎭️ Culture Health
  1. Rose Knox-Peebles, 81, challenged a review of her opera performance for 'frightful makeup' by saying it was just her face
  2. The post covers diverse topics like generational diet trauma, ballet flats trend, and starting IVF at 50
  3. The Friday Round-up includes articles on midlife collapse, 13-year-olds on social media, detoxifying AI, and more

assessing the case for pardoning fauci

bad cattitude • 233 implied HN points • 15 Jan 25
🇺🇸 U.S. Politics Health
  1. Pardoning Fauci may send a message that he is being protected from accountability. This could shape public opinion in favor of Fauci rather than promote transparency.
  2. Many people are not aware of the controversies surrounding the NIH's role in COVID-19. It's important to publicize the facts to educate the general public.
  3. There should be accountability for public figures like Fauci. Exposing the truth about their actions can help prevent similar issues in the future.

The Fat Whores of London

The Heart Attack Diet • 139 implied HN points • 25 Nov 23
🎭️ Culture Health
  1. There were fat people throughout history, such as during the Victorian era, but statistics on obesity were not widely kept.
  2. Images of fat Victorians and the availability of food during the time suggest that calories were abundant for those who could afford them.
  3. An Italian doctor in London in 1897 created BMI scores for prostitutes, aiming to link obesity with immorality, revealing societal views and practices of that time.

Science Fictions links for November 2024

Science Fictions • 275 implied HN points • 02 Dec 24
🔬 Science Health
  1. Alzheimer's research is still struggling, with some drugs not working as expected despite years of studies.
  2. There are problems in scientific publishing, like peer reviews being partly written by AI and retracted papers not giving clear explanations of their issues.
  3. Scandals and fraud in science keep happening, affecting public trust and raising questions about the credibility of some research.

The Plastic Beat: A Climate Change Angle

Adetokunbo Sees • 208 implied HN points • 08 Feb 25
🌞 Climate & Environment Health
  1. Microplastics are found in many parts of the human body, including the brain, blood, and lungs, which raises health concerns.
  2. Humans are ingesting and inhaling more microplastics than ever, often through food and air, making it a growing issue.
  3. The presence of microplastics in marine life is disrupting ecosystems and potentially contributing to climate change, highlighting the need for better solutions.

Ode to an E-Bike

The Analog Family • 199 implied HN points • 10 Aug 23
🕹 Technology Health
  1. E-bikes can really change your daily life by making errands and travel more enjoyable and practical. They allow for easy transport of kids and groceries without the stress of traffic.
  2. People of all ages and backgrounds are curious about e-bikes, which sparks conversations everywhere. Owning one can make you feel like a celebrity as others ask about your ride.
  3. E-bikes are a great alternative to cars, especially for short trips, and they provide a fun way to stay active. They bring joy and excitement to everyday routines, enhancing overall quality of life.

Next week: debating a $17 billion budget. This week: debating printing costs

City Hall Watcher • 78 implied HN points • 09 Feb 24
🇺🇸 U.S. Politics Health
  1. Toronto City Hall is facing a significant budget battle next week over a $17 billion budget.
  2. Council spent time debating printing costs, travel expenses, bus lanes, and shelters in their recent meetings.
  3. The Toronto Community Housing Board is tackling the issue of overhoused households, aiming to reallocate space for those on the waitlist.

Adam Smith on the Potato Diet

The Heart Attack Diet • 119 implied HN points • 06 Dec 23
🍲 Food & Drink Health
  1. Potatoes are considered to be a nourishing and suitable food for health, proven by the strength and beauty of individuals who consume them as a staple diet.
  2. Adam Smith raises questions about the healthiness of chips compared to potatoes on their own or in combination with other food items like meat and dairy.
  3. The historic example of the Irish potato famine serves as a cautionary tale against solely relying on a single food source like potatoes and the dangers of population explosions and monocultures.

Sabotaging the Miracle Machine: The High Cost of Luddite Policies

Future History • 80 implied HN points • 15 Jul 25
🕹 Technology Health
  1. Technophobia can slow down progress, leading to missed opportunities in health and technology. This means that fear can directly cost lives and advancements we could have achieved.
  2. When activists oppose new technologies like nuclear energy or stem cell research, they may be unintentionally causing more harm. The costs of inaction include more pollution and fewer medical breakthroughs.
  3. Regulations should encourage innovation rather than stall it. Thoughtful regulation allows for safer technologies while helping society benefit from new advances.

Take control of your life from the toughest foe

Penelope Trunk's Substack • 59 implied HN points • 14 Mar 24
🎭️ Culture Health
  1. Emotional control is crucial, especially in challenging situations like health scares or relationship discussions.
  2. Reflecting on what you would do without any limitations can provide clarity on your true interests and priorities.
  3. Maintaining a focus on your special interests and negotiating for what is important to you can help you gain a sense of control in your life.

Book review: The End of Craving

Experimental Fat Loss • 92 implied HN points • 28 Jun 25
🍲 Food & Drink Health
  1. The book discusses how our current food system creates confusion around nutrition due to the fortification of foods, making us unsure about what we really need to eat. This could lead to overeating because our bodies might think they're missing important nutrients.
  2. It introduces the idea of a two-part reward system in our brains: wanting something and then getting satisfaction from it. If these two signals are out of sync, it can lead to unhealthy eating habits, almost like addiction.
  3. The author believes that many processed foods are not really food at all but 'food simulacra' that can trick our taste buds. These foods can be overly enticing, causing us to eat more than we actually need.

DOCUMENTS: Chinese Researcher Who Mapped COVID Virus Two Weeks Before China Released Sequence Was on Anthony Fauci’s Payroll

The DisInformation Chronicle • 630 implied HN points • 19 Jan 24
🇺🇸 U.S. Politics Health
  1. A Chinese researcher who mapped the COVID virus was on Fauci's payroll before China released the sequence.
  2. Questions arise about NIH funding in China and the timeline of understanding COVID.
  3. The Chinese researcher's initial virus sequence wasn't published but was similar to later ones.

What's got my attention this week #4

The Shift With Sam Baker • 159 implied HN points • 02 Jun 23
🎭️ Culture Health
  1. Al Pacino, 82, is becoming a father again, sparking curiosity and discussions.
  2. Recovering from a post-covid confidence crisis is possible with the right steps and support.
  3. Challenging the concepts of 'junk food' and 'clean eating' encourages a healthier relationship with food and self.

Natto: King of Fermented Foods

Eat Shit and Prosper • 419 implied HN points • 08 Jan 23
🍲 Food & Drink Health
  1. Natto is a unique fermented soybean food packed with health benefits. It's made using a special bacteria, Bacillus subtilis, which isn't found in many other fermented foods.
  2. It contains important nutrients like vitamin K and PQQ, which can help with energy, stress protection, and overall heart health. Eating natto can enhance the nutrition of other foods you eat it with.
  3. Though its slimy texture might be off-putting, natto has been enjoyed in Japan for centuries and can be delicious when prepared well. Finding it at an Asian grocery store is a good start for trying it out.

"Who is Robert Malone?" - Four Years Later

Who is Robert Malone • 20 implied HN points • 26 Nov 25
🇺🇸 U.S. Politics Health
  1. Robert Malone started his Substack to share a mix of his thoughts on science, health, and personal life. It became a community for sharing experiences and supporting each other through tough times.
  2. He observed significant changes during Biden's presidency, like increased censorship and economic challenges due to COVID-19 policies. These issues affected many aspects of daily life.
  3. Malone also discussed the Omicron variant, emphasizing that it was less harmful but more contagious. He criticized misleading statements about its dangers coming from leaders during that time.

Olly Goggins

Splattern • 79 implied HN points • 30 Jan 24
🎭️ Culture Health
  1. You can get a free shirt by donating $20 to a fundraiser and filling out an order form. It's a fun way to support a good cause.
  2. Running through pain can be tempting, but it's important to listen to your body and rest when needed. Taking care of yourself is key to long-term success.
  3. The culture of ski bums has changed a lot over the years, and it comes with new challenges. There are issues with mental health, property prices, and the quality of snow impacting the skiing experience.

Is Parliament capable of debating assisted dying?

The Path Not Taken • 242 implied HN points • 29 Nov 24
🇺🇸 U.S. Politics Health
  1. Parliament is debating a bill on assisted dying, which shows that the issue is gaining traction but still has a long way to go before becoming law.
  2. Many MPs tend to rely on emotional stories and anecdotes, rather than focusing on facts and balanced reasoning during debates.
  3. The quality of parliamentary debates seems to be declining, with a shift towards more emotional discussions instead of analytical thinking.

Saturday morning open tabs

Scott's Substack • 78 implied HN points • 27 Jan 24
🕹 Technology Health
  1. The author discusses the challenge of balancing self-love with weight loss efforts.
  2. The author shares open tabs about various topics like causal inference, discrimination, and AI.
  3. The author reflects on articles they've read and their views on compassion and biased depictions of others.

Radio Silence

Ladyparts • 479 implied HN points • 18 Jul 22
🏥 Health & Wellness Health
  1. The author apologizes to readers for going silent due to Covid-induced hearing loss.
  2. The author's hearing loss worsened after writing a previous post and required medical investigation.
  3. Readers are encouraged to subscribe to Ladyparts for full access and to support reader-supported publications.

Blue River school

Splattern • 59 implied HN points • 28 Feb 24
🎭️ Culture Health
  1. The local school in Blue River has only four students, and they seem happy and active, spending time outdoors and enjoying winter sports.
  2. Lee's experience with hiking shows how stepping out of your comfort zone can lead to new passions and adventures.
  3. The community in Blue River values a healthy lifestyle, with a focus on outdoor activities and good nutrition for kids, like the morning smoothies with fresh ingredients.