The hottest Nutrition Substack posts right now

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Top Health & Wellness Topics

The Microplastic Concerns Elevate—To the Brain

Ground Truths • 13384 implied HN points • 03 Feb 25
🏥 Health Politics Public Health Environmental health Toxicology Nutrition Health Impact
  1. Microplastics are accumulating in the brain and other organs, with much higher levels found in people with dementia. This is raising alarms about their possible effects on health.
  2. Studies have shown that microplastics can affect blood flow in the brain, leading to issues like blood clots. This suggests they could contribute to neurological problems.
  3. To reduce exposure to microplastics, people can avoid plastic packaging and heating plastic items. There's also a need for broader action to cut down plastic production overall.

Covid still quiet, measles, ticks, smoke, EMTALA, and seed oil confusion

Your Local Epidemiologist • 1232 implied HN points • 09 Jun 25
🏥 Health & Wellness Public Health Healthcare policy Nutrition Environmental health
  1. A new class of antibiotics has been approved for treating urinary tract infections, which is great news in the fight against antibiotic resistance.
  2. Measles cases are rising in several states, especially among unvaccinated children, highlighting the importance of vaccination during summer travel.
  3. Wildfire smoke from Canada is affecting air quality in many areas, so it's smart to check local air quality levels and take safety precautions when needed.

What do you think of my solution for the microplastics issue?

Trevor Klee’s Newsletter • 223 implied HN points • 23 Feb 25
🏥 Health & Wellness Nutrition Public Health Food Safety Environmental health Toxicology
  1. Microplastics are everywhere, including in our food and water. It's hard to completely avoid them.
  2. Plasticizers, which make plastics soft, might be harmful to our health.
  3. A new idea is being explored to create a food-safe supplement that could help remove plasticizers from the body.

Luckin Out to Starbuck's Misfortune

Snaxshot • 519 implied HN points • 29 Oct 24
🍲 Food & Drink Beverages Dining Nutrition Trends Industry
  1. Luckin Coffee is gaining an edge over Starbucks, showing how competition in the coffee market can change quickly.
  2. There’s a rising trend for health-focused drinks, like pre-biotic cocktails, which mix wellness with socializing.
  3. More quick-service restaurants are using GLP-1, a drug for weight loss, to attract customers seeking healthier options.

Why Bother Checking? Halloween Candy Is Already Full of Poisons.

The Society of Problem Solvers • 359 implied HN points • 30 Oct 24
🏥 Health & Wellness Nutrition Diet Chronic Illness Health Education Public Health
  1. Many popular candies contain harmful ingredients like seed oils and food dyes, which can affect health negatively. It's important to pay attention to what's really in our food.
  2. Instead of just worrying about safety from external dangers, we should recognize that the candies we buy might already be unhealthy. Eating the right foods can lead to better health outcomes.
  3. Solving health problems is possible with the right changes in diet and lifestyle. A focused approach like the Carnivore diet could help improve chronic health issues.
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How Our Gut Microbiome Can Drive Sugar Cravings

Ground Truths • 15222 implied HN points • 26 Jan 25
🏥 Health & Wellness Microbiome Nutrition Psychology Diabetes Physiology
  1. Our gut bacteria can influence our cravings for sugar. Specific bacteria in our gut send signals to our brain that can make us want more sweets.
  2. The molecule Ffar4 in our gut plays a big role in how much we like sugar. When this is less active, we might crave sugar more.
  3. A certain type of gut bacteria, called Bacteroides vulgatus, is linked to an increased desire for sugar. Understanding this can help us figure out how to control cravings better.

The Updated Red Meat Story

Ground Truths • 13516 implied HN points • 19 Jan 25
🏥 Health & Wellness Nutrition Diet Microbiome Cognition Epidemiology
  1. Eating a lot of red meat can be linked to health issues like heart problems and cancer. Plant-based diets are usually better for overall health.
  2. Studies show that eating more plant-based foods can help balance the risks from red meat. Even small changes can make a difference in gut health.
  3. Replacing red meat with healthier options like nuts or legumes may reduce the risk of cognitive decline and dementia.

Runners I Know: Nancy Martin

Running Probably • 159 implied HN points • 30 Oct 24
🏥 Health & Wellness Fitness Aging Nutrition Mental health Lifestyle
  1. Staying active as you age is really important. Nancy believes that if people moved more when they were younger, they would have better mobility as they get older.
  2. You can adapt your exercise routine to fit your abilities. Nancy shows that even if you give up certain activities, you can find new ways to stay active, like walking or doing water aerobics.
  3. It's okay to make adjustments and acknowledge your limits. Nancy emphasizes that you should keep moving and adapt to your current abilities to stay healthy.

Why Women Fall for Wellness Bullshit

Common Sense with Bari Weiss • 1061 implied HN points • 16 Feb 25
🏥 Health & Wellness Mental health Nutrition Wellness Trends Influencer Culture
  1. Many women feel a strong need to be understood and validated, especially when experiencing health issues. This desire makes them more likely to follow wellness trends that promise relief.
  2. The story of Belle Gibson shows the dangers of wellness influencers who exploit the struggles of others for gain. Her narrative reflects a broader issue where people's real pain is often dismissed.
  3. Skepticism from medical professionals about women's health issues can lead to feelings of desperation. This can push women towards unproven wellness solutions in hopes of finding someone who believes and helps them.

What are ultra-processed foods, really?

Your Local Epidemiologist • 1591 implied HN points • 28 May 25
🏥 Health & Wellness Nutrition Public Health Dietary Guidelines Food Science Health Research
  1. Ultra-processed foods (UPFs) can be convenient and affordable, but they are often linked to health issues like obesity and heart disease. It's important to know that not all processed foods are bad; some can actually be nutritious.
  2. Research shows that diets high in UPFs may lead to overeating and poorer health, but the exact reasons for this aren't fully understood yet. The type of UPF matters, with sugary drinks and processed meats being the most harmful.
  3. To eat healthier, you can look for foods with lower added sugars and sodium, while being mindful of marketing claims. Sometimes, it’s okay to include UPFs in your diet, especially when they meet your specific needs.

Got Sperm? Prenatal Gummies for Men

Snaxshot • 519 implied HN points • 22 Oct 24
🍲 Food & Drink Nutrition Health trends Supplements
  1. There's a new trend of 'prenatal gummies' designed for men, which aim to support sperm health.
  2. The grocery market is evolving, with a rise in expensive, trendy food options, especially among younger shoppers.
  3. The author is actively sharing insights and news, suggesting they are engaged in talks and discussions around current food trends.

Sleep, Diet, Exercise and GLP-1 Drugs

Don't Worry About the Vase • 2688 implied HN points • 21 Jan 25
🏥 Health & Wellness Nutrition Diet Exercise Pharmaceuticals Mental health
  1. GLP-1 drugs can be very effective for weight loss, and many people are seeing good results from them. They have contributed to a noticeable drop in obesity rates among those who use them, especially college graduates.
  2. Willpower plays an important role in personal fitness and dieting. While using willpower can be tough, it also has positive effects on self-discipline and can lead to healthier habits over time.
  3. It's vital to find joy in exercising and maintaining a healthy lifestyle. Enjoyable activities make it easier to stick to fitness routines and achieve overall well-being.

How Experts Created a Peanut Allergy Epidemic

The Take (by Jon Miltimore) • 356 implied HN points • 17 Oct 24
🏥 Health Politics Public Health Nutrition Allergies Medical Guidelines
  1. Experts once recommended avoiding peanuts during pregnancy and for young children. This led to a big increase in peanut allergies.
  2. Initially, there was no strong evidence for the peanut avoidance advice, which caused more harm than good.
  3. Now, it's suggested that introducing peanuts early can actually help prevent allergies, showing that previous guidelines were misguided.

Doomscroll: Yung Chomsky

Joshua Citarella's Newsletter • 377 implied HN points • 15 Oct 24
🎭️ Culture Fitness Online Communities Health Nutrition Aesthetics
  1. Yung Chomsky talks about his journey into the world of weight lifting and how he learned from different online communities. It's an interesting mix of lifting culture and personal growth.
  2. He addresses common mistakes people make when starting to lift weights, like following bad advice found online. Understanding proper training and nutrition can help you reach your fitness goals more effectively.
  3. The episode also touches on the surprising links between fitness culture and politics, particularly how some online groups can influence attitudes and behaviors.

Letters to the Editor: ‘Make America Healthy Again’ Gets the Facts Wrong

Common Sense with Bari Weiss • 792 implied HN points • 30 Jan 25
🏥 Health Politics Public Health Vaccination Nutrition Wellness Policy
  1. There's a new movement called MAHA, or 'Make America Healthy Again,' which includes people with different views on health and nutrition.
  2. Some people are questioning the accuracy and safety of vaccines and other scientific claims, which has led to strong opinions and debates.
  3. Doctors are particularly concerned about the misinformation being spread by the MAHA advocates, especially regarding children's health and vaccines.

ex_dryfast report: 48h of no food, no water

Experimental Fat Loss • 141 implied HN points • 17 Feb 25
🏥 Health & Wellness Nutrition Fasting Weight Loss Dieting Fitness
  1. Dry fasting for 48 hours felt easier than expected. The experience didn't match the scary stories I'd heard online about serious difficulties.
  2. I lost about 5-7.5 pounds after the dry fast, mainly due to water weight. It was surprising how quickly the weight dropped without eating or drinking.
  3. This experience made me more interested in trying dry fasting again. It seems less daunting now, and I have noticed that many people are exploring it more as a way to lose weight.

If in Doubt, Add Cream: Three Cheese Macaroni Gratin

Vittles • 118 implied HN points • 12 Feb 25
🍲 Food & Drink Recipes Cooking Cuisine Nutrition
  1. Using cream instead of a béchamel sauce makes macaroni gratin easier and creamier. It saves time and creates a rich flavor.
  2. Choosing the right cheeses is important for balance; a mix of mild cheeses like cheddar and Jarlsberg works best. Avoid strong cheeses that can make the dish too overpowering.
  3. To balance the richness of the macaroni, serve it with something acidic, like a salad or hot sauce. This helps lighten the meal.

Monk Mode

The Generalist • 1521 implied HN points • 09 Jan 25
🏥 Health & Wellness Self-Improvement Mental health Mindfulness Nutrition Physical activity
  1. January is a great time to start new habits because everyone is focused on self-improvement. You can use this positive energy to make lasting changes in your life.
  2. Using technology mindfully can help you avoid distractions. Limiting social media and opting for higher-quality content like audiobooks can improve your focus and creativity.
  3. Making small changes in your daily routine, like walking more or avoiding alcohol, can create a big impact on your overall well-being. It’s about finding what works best for you and sticking to it.

Your body thinks itself into its shape

The Intrinsic Perspective • 14234 implied HN points • 19 Nov 24
🏥 Health & Wellness Nutrition Neuroscience Mental health Physical health Well-being
  1. Nutrition science has been confusing, with mixed messages about what's healthy or unhealthy for years. This shows that even experts struggle to understand basic health questions.
  2. Our bodies might work like complex systems, similar to a neural network, meaning personal health experiences can vary greatly from one person to another. This could explain why people have different reactions to the same foods.
  3. Recent research suggests that our cells can 'remember' past states, such as being overweight, which influences how our bodies respond to changes in diet and lifestyle over time.

ex150-13 report: Man discovers food

Experimental Fat Loss • 198 implied HN points • 09 Feb 25
🏥 Health & Wellness Nutrition Dieting Weight Loss Fitness Supplementation
  1. Eating the same meal for a long time led to small weight changes, showing routines can affect weight loss positively.
  2. Trying a variety of foods after years of strict diets resulted in surprising satiety, even from sugary snacks.
  3. Lowering linoleic acid levels might improve overall health and satiety, suggesting dietary adjustments can have significant effects.

Que sais-tu du TDAH ?

L'Atelier Galita • 159 implied HN points • 14 Oct 24
🏥 Health & Wellness Mental health Nutrition Education Self-help
  1. TDAH stands for Attention Deficit Hyperactivity Disorder, affecting focus and attention. It’s not just about being hyperactive; people with TDAH can struggle to concentrate on many tasks.
  2. More men are diagnosed with TDAH than women, but it can affect anyone. It's important to consider whether age plays a role in how TDAH symptoms manifest.
  3. TDAH can be hereditary, meaning if a parent has it, their children might be more likely to have it too. It's crucial to avoid self-diagnosing, as it can lead to many incorrect assumptions about conditions.

Reverse 20 Years of Heart Aging

Neuro Athletics • 44 implied HN points • 11 Feb 25
🏥 Health & Wellness Fitness Nutrition Mental health Preventive Care Aging
  1. As we age, our hearts lose flexibility and strength, making us more at risk for heart diseases. Staying active is crucial to keep your heart healthy.
  2. To protect your heart, aim to exercise at least 4-5 days a week. Doing less means you might not be doing enough for your heart's health.
  3. A structured exercise routine can actually reverse some effects of aging. Following a specific workout plan can help your heart function like it did years ago.

What causes obesity & how to reverse it

Experimental Fat Loss • 339 implied HN points • 26 Jan 25
🏥 Health & Wellness Nutrition Obesity Dieting Health trends Wellness strategies
  1. Cutting down on linoleic acid found in seed oils is key to reversing obesity. This type of fat is everywhere in modern foods and affects how hungry we feel.
  2. Many diets can help, but turning to either a low-carb (keto) or low-fat (carbo) approach can be beneficial, depending on what works best for you.
  3. Restricting protein intake can also aid in weight loss. Some people find eating less protein helps their body shed fat more easily.

FOURTH ANNUAL SOUP EXTRAVAGANZA

Culture Study • 2808 implied HN points • 04 Nov 24
🍲 Food & Drink Recipes Cooking Cuisines Nutrition Dining
  1. November is the perfect time for making soups, and the author has already tried at least eight different ones this season. It's great to enjoy winter with warm and comforting meals.
  2. The focus is on exploring new recipes, particularly with Rancho Gordo beans, which have been tasty additions to the soup lineup. Trying new ingredients can lead to enjoyable cooking experiences.
  3. The post encourages readers to share their favorite soup recipes or ask for recommendations, fostering a community around cooking and good food. It's all about exchanging ideas and making cooking fun!

This is my favorite bean recipe

Read Max • 1659 implied HN points • 27 Nov 24
🍲 Food & Drink Recipes Cooking Nutrition Food culture Meal Prep
  1. Beans are very easy to cook, and you can make them tasty with just a few ingredients. Remember to simmer them until they're done, adding fat and salt for the best flavor.
  2. You can customize your beans by adding whatever ingredients you have on hand, like herbs, spices, or even a cheese rind. This makes them versatile and delicious.
  3. Leftover beans are great because you can use them in many meals throughout the week. They can be eaten on their own or added to dishes like pasta or toast.

The Gadfly: Walter Kempner

Experimental Fat Loss • 162 implied HN points • 04 Feb 25
🏥 Health & Wellness Nutrition Dieting Public Health Medical History Patient Care
  1. Walter Kempner was a doctor who developed a strict rice diet that helped seriously ill patients, particularly those with kidney problems, see improvements in their health. The diet was simple but very restrictive.
  2. Kempner's approach was controversial, and he often faced criticism from other doctors. However, he backed his claims with detailed data and had notable success in treating patients.
  3. Despite his initial success and fame, Kempner's methods aren't widely recognized today, and the rice diet hasn't been successfully replicated outside of his clinic.

Level Up: Week 3

Running Probably • 59 implied HN points • 18 Oct 24
🏥 Health & Wellness Fitness Mental health Nutrition Personal Growth Lifestyle
  1. It's important to have easy runs in your training. Not every run should be tough; some should feel light and fun.
  2. Building a running routine means making your run a priority. Set aside time and prepare so that running becomes a natural part of your day.
  3. Managing your effort can help improve your running. Use the talk test to find a comfortable pace where you can chat easily while running.

Altered states: The new science of appetite and brain plasticity

Brain Pizza • 662 implied HN points • 23 Dec 24
🏥 Health & Wellness Nutrition Medicine Mental health Addiction Research
  1. New weight-loss drugs like semaglutide can help people lose weight and improve their overall health. They might change how we think about appetite and cravings.
  2. These medications could have benefits beyond just weight loss, including helping with anxiety and even substance use disorders. They show promise in many areas of health.
  3. There is potential for these drugs to change society by reducing healthcare costs, improving self-esteem, and even aiding in the treatment of diseases like Parkinson’s.

Flu is (still) taking off, egg prices, new diet standards, Super Bowl, and more

Your Local Epidemiologist • 2404 implied HN points • 10 Feb 25
🏥 Health Politics Public Health Nutrition Vaccination Epidemiology Disease Control
  1. Flu cases are rising sharply this year, with many people experiencing 'influenza-like illnesses' since 2002. Fewer vaccinations among kids and a mismatch between the vaccine and circulating flu strains are contributing to this problem.
  2. A new Ebola vaccine trial has started in Uganda quickly after an outbreak occurred. This is an important step to help control the spread of the virus and protect public health.
  3. New nutrition guidelines suggest that kids aged 5 to 18 should mainly drink plain water and milk, while sugar-sweetened beverages should be limited. This can help improve their overall health and prevent issues like weight gain and dental problems.

Well Being: Methylene Blue

Who is Robert Malone • 38 implied HN points • 17 Feb 25
🏥 Health & Wellness Supplements Nutrition Fitness Longevity
  1. Bio-hacking means figuring out new ways to improve your health by experimenting with your body and mind. It's all about using different techniques and supplements to feel better.
  2. Methylene blue is a supplement that may help boost energy levels and improve cognitive function by supporting the health of our mitochondria, the parts of our cells that produce energy.
  3. While there are risks with self-experimentation, some people find that bio-hacking can lead to amazing health benefits, like better energy and improved brain function, especially as we age.

Top Links 601 US grocery mayhem, the weight-loss boom, the history of meat extract and anti-humanism.

Chartbook • 500 implied HN points • 28 Dec 24
🍲 Food & Drink Nutrition Food history Consumer behavior
  1. US grocery shopping is facing major challenges and changes. Many people are feeling uncertain about what to buy and where to shop.
  2. There is a growing interest in weight loss and related products. This trend reflects a wider cultural focus on health and body image.
  3. The history of meat extract and themes of anti-humanism are becoming more relevant. These ideas encourage us to think about our relationships with food and society.

🌾 Can we feed the future?

Faster, Please! • 456 implied HN points • 13 Jan 25
🍲 Food & Drink Agriculture Sustainability Technology Global Issues Nutrition
  1. Farmers have made great progress in feeding a growing population, moving from three billion to eight billion people over the last 60 years. This was thanks to better technology and more farmland.
  2. Even with this success, experts worry that factors like climate change, crop diseases, and lack of investment in farming tech could hurt future food production. There's a lot at stake for the world's food supply.
  3. To continue improving food production, we need to embrace technology and find ways to share it better, especially in less developed areas. Innovations can help us meet the needs of a future population that could exceed nine billion.

Level up: Week 2

Running Probably • 99 implied HN points • 11 Oct 24
🏥 Health & Wellness Fitness Wellbeing Training Nutrition Mindfulness
  1. Running by feel is important. Instead of always checking your watch, pay attention to how your body feels during the run.
  2. Finding the right time to run makes it easier to stick to your routine. Try different times to see when you feel best running.
  3. Adding variety to your running routes keeps things interesting. Explore new paths and take note of your surroundings to make each run fun.

Op-ed on the US Dietary Guidelines: the problems and how to fix them

Unsettled Science • 1158 implied HN points • 22 Nov 24
🏥 Health & Wellness Nutrition Dietary Guidelines Public Health Wellness Trends Food Science
  1. The US Dietary Guidelines have some serious flaws that need addressing. Many people think these guidelines aren't based on solid science.
  2. Experts are suggesting changes to improve the guidelines. They believe the rules should be more flexible and better reflect current nutrition research.
  3. There's a call for a broader discussion on diet recommendations. It’s important for everyone to have a say in what healthy eating looks like.

Understanding Iron

Harnessing the Power of Nutrients • 1997 implied HN points • 01 Jun 24
🏥 Health & Wellness Nutrition Metabolism Disease Regulation
  1. Iron levels inside cells can be misunderstood, leading to confusion between deficiency and overload, especially for those with certain gene variants.
  2. Neurological, psychiatric, and cognitive issues could be linked to iron levels being too low or too high, affecting dopamine and myelin synthesis.
  3. Understanding the complexities of iron metabolism can help in interpreting lab data and making informed decisions to address iron-related problems effectively.

You Don't Understand Serum Ferritin

Harnessing the Power of Nutrients • 2216 implied HN points • 23 May 24
🏥 Health & Wellness Nutrition Iron Testing Research
  1. Ferritin, used to measure iron in blood, holds little iron but plays a crucial role, impacting health at extremes.
  2. Iron balance is key for health - too much ages, affects skin, causes diseases; too little harms brain, hormones, energy. It needs to be just right.
  3. Understanding serum ferritin's purpose is unclear; we don't know how it gets into blood or why. Limitations exist in relying solely on ferritin for iron status.

Veganism: A First-World Luxury

Polymathic Being • 106 implied HN points • 02 Feb 25
🍲 Food & Drink Veganism Nutrition Diet Culture Food Processing
  1. You can't rely only on whole plant foods for a vegan diet. You need extra supplements to get enough nutrients.
  2. Global trade is really important for a vegan diet. Many of the foods vegans eat come from different parts of the world and weren't available in the past.
  3. To get the right nutrition on a vegan diet, high-tech processing is often necessary. This means lots of chemicals and advanced techniques to create the foods.

This Is What Causes B6 "Toxicity"

Harnessing the Power of Nutrients • 1977 implied HN points • 21 May 24
🏥 Health & Wellness Nutrition Toxicity Supplements
  1. Vitamin B6 is essential for various bodily functions like preventing low blood glucose, maintaining muscle health, and improving skin condition.
  2. Estrogen and inflammation can increase the body's need for B6, so monitoring intake is crucial, especially for individuals with high-protein diets or sulfur dysregulation.
  3. Neuropathy can be caused by B6 supplements, and there is a need to rethink the traditional concept of B6 'toxicity' and consider individual differences in tolerance levels.