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Today's Biohacking Pulse

HIV Prevention Drug Shows Promise in Reversing Epigenetic Aging Markers

A proof‑of‑concept trial found that the HIV pre‑exposure medication FTC/TAF (Descovy) significantly lowered several epigenetic aging clocks in healthy adults, with reductions of up to 3.4 years in heart, brain and metabolic markers. Molecular data also revealed an improved immune profile, including lower DNAm‑derived IL‑6 and a slower DunedinPACE aging pace.

CBS4's Medical Myth Busters Dispel Five Popular Metabolism Myths
NewsApr 21, 2026

CBS4's Medical Myth Busters Dispel Five Popular Metabolism Myths

CBS4's "Medical Myth Busters" aired a new segment that dismantled five widely held misconceptions about metabolism, referencing recent peer‑reviewed research. The piece aims to correct public misunderstanding and guide healthier dietary choices.

By Pulse
FIBO 2026 Draws 175,000 Visitors, Spotlighting AI-Driven Fitness Trends
NewsApr 21, 2026

FIBO 2026 Draws 175,000 Visitors, Spotlighting AI-Driven Fitness Trends

FIBO 2026 in Cologne logged a record 175,173 visitors from 136 countries, while exhibitors unveiled AI‑powered training platforms and emerging formats such as Hyrox. The turnout underscores fitness’s expanding role in health, technology and social experience.

By Pulse
Study Finds Repetitive Diet Boosts Weight Loss for Biohackers
NewsApr 21, 2026

Study Finds Repetitive Diet Boosts Weight Loss for Biohackers

Researchers led by C. Hagerman published a study in Health Psychology showing that eating the same meals daily helped 112 participants lose weight more effectively. The findings give biohackers a data‑backed, low‑complexity tool for calorie control.

By Pulse
90% of Fitness Gains Come From Pure Base Work
SocialApr 21, 2026

90% of Fitness Gains Come From Pure Base Work

(Sadly) leaving ice cream metaphors behind, the number is ~90/10. That is, you'll get ~90% of your fitness potential from pure base *work* (sub LT1) You'll get ~10% by adding "the fancy stuff" More concretely, your typical runner with the potential to run...

By Alan Couzens
What New Atopic Dermatitis Treatments Are in the Pipeline in 2026?
NewsApr 21, 2026

What New Atopic Dermatitis Treatments Are in the Pipeline in 2026?

The atopic dermatitis pipeline in 2026 is dominated by next‑generation biologics and selective small molecules that aim to improve efficacy while reducing side‑effects. Connect Biopharma’s rademikibart achieved near‑complete skin clearance in a phase 3 trial, and Apogee’s extended‑half‑life zumilokibart showed durable...

By Labiotech.eu
Acute Citrulline Malate Shows Promise for Male Sprinters Going for Gold
NewsApr 21, 2026

Acute Citrulline Malate Shows Promise for Male Sprinters Going for Gold

Researchers gave elite male sprinters an 8 g acute dose of citrulline malate (CM) before a second 100 m sprint and found modest speed improvements, higher lactate rise, and reduced perceived fatigue compared with placebo. The double‑blind crossover study involved 11 collegiate...

By NutraIngredients (EU)
Inflammation, Not Cholesterol, Fuels Heart Disease
SocialApr 21, 2026

Inflammation, Not Cholesterol, Fuels Heart Disease

As a medical school professor, I have been saying this for years. Now Scientific American put it on the cover. "Your Heart In Flames" -- May 2026 issue. The argument: chronic inflammation, not cholesterol alone, is the real driver of cardiovascular disease. Up...

By Robert Lufkin, MD
Understanding Type I and Type III Collagen: How Different Collagen Types Support Joint and Skin Health
NewsApr 21, 2026

Understanding Type I and Type III Collagen: How Different Collagen Types Support Joint and Skin Health

Collagen, the body’s most abundant protein, exists in 28 types, with Types I and III dominating connective tissue. Type I delivers tensile strength to bone, tendon, ligament and cartilage, while Type III provides elasticity for skin, arterial walls, and wound‑healing matrices. Production drops roughly...

By Healthcare Guys
Self‑Experiment Shows High‑Dose Statins May Reduce Exercise Performance
SocialApr 21, 2026

Self‑Experiment Shows High‑Dose Statins May Reduce Exercise Performance

1/2) Given emerging literature I decided to test, in a randomized, placebo-controlled crossover experiment conducted on myself whether high-dose statins would impair my exercise performance.

By Nick Norwitz MD PhD
Do Vitamin C Supplements Help Reduce Anxiety?
NewsApr 21, 2026

Do Vitamin C Supplements Help Reduce Anxiety?

Recent research offers mixed evidence on vitamin C’s role in easing anxiety. A double‑blind trial gave high‑school students 500 mg of vitamin C daily—roughly the amount in five oranges—and observed reduced anxiety and lower heart rate within two weeks. Another study reported an...

By NutritionFacts.org
You’re Maxxing Yourself to Death. There’s a Better Way.
NewsApr 21, 2026

You’re Maxxing Yourself to Death. There’s a Better Way.

The article argues that the current "maxxing" mindset—obsessing over physical optimization—overlooks broader dimensions of health. It introduces the SPECIES‑F framework, outlining eight wellness pillars: spiritual, physical, environmental, career, intellectual, emotional, social, and financial. By citing research from the Global Wellness...

By Triathlete
Metabolic Health Drives Knee Osteoarthritis Progression
SocialApr 21, 2026

Metabolic Health Drives Knee Osteoarthritis Progression

Knee Osteoarthritis Thread 4: Metabolic Health and the Knee. Your metabolic health will directly impact how your knee feels more than you can imagine. Your metabolic health directly influences how quickly your arthritis progresses and how your cartilage responds to...

By Howard Luks, MD
STAT+: BioAge Says Experimental Pill Aimed at Reducing Heart Risks Significantly Reduced Inflammation
NewsApr 21, 2026

STAT+: BioAge Says Experimental Pill Aimed at Reducing Heart Risks Significantly Reduced Inflammation

BioAge Labs reported that its investigational cardiovascular‑risk pill BGE‑102 dramatically lowered inflammation in a Phase 1 trial. A 60‑mg dose cut high‑sensitivity C‑reactive protein (hs‑CRP) by 85% after one week, with the effect persisting through three weeks. The same reduction was...

By STAT (Biotech)
UF/IFAS Study Finds Simple Diet Tweaks Yield Major Health Gains
NewsApr 21, 2026

UF/IFAS Study Finds Simple Diet Tweaks Yield Major Health Gains

University of Florida’s Institute of Food and Agricultural Sciences released a study showing that modest, consistent changes to diet—more fiber, anti‑inflammatory foods and better eating timing—can dramatically improve cholesterol, reduce abdominal fat and extend life expectancy, even for adults over...

By Pulse
Men Prioritize Longevity Over Muscle Gains in New Training Wave
NewsApr 21, 2026

Men Prioritize Longevity Over Muscle Gains in New Training Wave

Men across the U.S. are moving away from pure muscle‑building routines toward longevity‑oriented training, a shift underscored by CDC statistics and real‑time wearable data. The trend blends strength, mobility, and low‑intensity cardio to sustain performance over decades.

By Pulse
Biohacking Shifts to Subtraction as Veteran Tim Gray Calls for Simpler Routines
NewsApr 21, 2026

Biohacking Shifts to Subtraction as Veteran Tim Gray Calls for Simpler Routines

In a recent Longevity.Technology UNLOCKED episode, veteran biohacker Tim Gray argued that the field is moving from a “more is better” mindset to one of strategic subtraction. His shift from 50 daily supplements to three or four underscores a broader...

By Pulse
Tailored Training Guide for Midlife Athletes
SocialApr 21, 2026

Tailored Training Guide for Midlife Athletes

I recently created the Midlife Athlete's Training Guide. Why? Because many of you have asked me to write these up. So... Here's my first guide. 36 pages... why we need to train differently than when we were 30. How to...

By Howard Luks, MD
Skipping Nightly Brain Cleansing Compounds Mental Fatigue
SocialApr 21, 2026

Skipping Nightly Brain Cleansing Compounds Mental Fatigue

“Night after night, if you’re not cleansing the brain, it becomes like compounding interest on a loan, that it continues to escalate time and time again, night after night. “ — Dr. Matthew Walker Listen to my interview with sleep expert Dr....

By Tim Ferriss
The Gut Microbe in INDY Related Longevity in Flies
BlogApr 21, 2026

The Gut Microbe in INDY Related Longevity in Flies

Researchers investigated how the longevity‑associated Indy gene influences the gut microbiome in Drosophila. Indy heterozygous flies displayed lower bacterial load and greater microbial diversity as they aged, while still achieving lifespan extension even in germ‑free conditions. The study linked Indy...

By Fight Aging!
Nicotinamide Riboside Blocks Lasting Mitochondrial Damage Post‑asphyxia
SocialApr 21, 2026

Nicotinamide Riboside Blocks Lasting Mitochondrial Damage Post‑asphyxia

Long-term region-specific mitochondrial respiration impairment after perinatal asphyxia is prevented by the NAD⁺ donor nicotinamide riboside: A real-time organotypic metabolic profiling approach https://t.co/ZGyAxcnNAC https://t.co/w0VJkAmlHT

By David Barzilai, MD PhD
From 920lb Deadlifts to Marathons: 5 Lessons on Extreme Performance and Resilience
NewsApr 21, 2026

From 920lb Deadlifts to Marathons: 5 Lessons on Extreme Performance and Resilience

Pete Rubish, once famed for a 920‑lb deadlift, has reinvented himself as a marathon runner, underscoring a profound shift from raw strength to cardiovascular health. After quitting performance‑enhancing drugs, he grappled with heightened health anxiety, a 24 mm kidney stone that...

By EliteFTS – Education
Keto Saved My Life — The Future of Metabolic Medicine | Nick Norwitz PhD MD
PodcastApr 21, 202651 min

Keto Saved My Life — The Future of Metabolic Medicine | Nick Norwitz PhD MD

In this episode, Dr. Nick Norwitz, a PhD in human metabolism and new Harvard MD, shares how a ketogenic diet rescued him from severe ulcerative colitis, leading to complete remission and allowing him to finish his PhD and medical training....

By Health Longevity Secrets
Turn Off Your Sleep Tracker
NewsApr 21, 2026

Turn Off Your Sleep Tracker

The essay critiques the wellness boom around sleep trackers, highlighting how they can foster orthosomnia—anxiety over achieving perfect sleep—and often provide inaccurate data. It argues for viewing personality as fluid traits rather than fixed types, which eases self‑criticism and improves...

By Psyche (by Aeon)
New Blood Test Aims to Spot Liver Scarring Before It Paves the Way to Cancer
NewsApr 21, 2026

New Blood Test Aims to Spot Liver Scarring Before It Paves the Way to Cancer

Researchers at Johns Hopkins have developed a blood test that analyzes cell‑free DNA fragments with a machine‑learning model to identify early‑stage liver fibrosis, a reversible precursor to cirrhosis and liver cancer. In a study of 423 participants, the assay detected...

By Live Science
Wearables May Render Lab HR Max Tests Obsolete
SocialApr 21, 2026

Wearables May Render Lab HR Max Tests Obsolete

In the age of wearables and digital platforms, are one-off lab test based HR max determinations a thing of the past? https://t.co/1xTqyugldW

By Stephen Seiler, PhD
Tailoring Nutrient Chemistry to Boost Exercise Performance
SocialApr 21, 2026

Tailoring Nutrient Chemistry to Boost Exercise Performance

What if we could modify the chemical structure of nutrients to alter their digestion, absorption, and metabolic effects during exercise? Could this enhance performance? https://t.co/nEZAItsKo4 https://t.co/Xn7h1zbXwU

By Asker Jeukendrup, PhD
Things I Looked Into While Trying to Fix Chronic Pain
BlogApr 21, 2026

Things I Looked Into While Trying to Fix Chronic Pain

A chronic‑pain sufferer with Hashimoto’s and psoriatic arthritis created a self‑curated guide of over 50 interventions, ranging from low‑dose naltrexone (LDN) to supplements, sauna and creatine. Frustrated by conventional clinicians who dismissed his symptoms, he graded each option by evidence...

By LessWrong
Muscle Damage Drives Overreaching, Not Coupling Failure
SocialApr 21, 2026

Muscle Damage Drives Overreaching, Not Coupling Failure

Overreaching is necessarily the result of accumulated post-workout fatigue. But which post-workout fatigue mechanisms accumulate? This study suggests it is mainly muscle damage rather than excitation-contraction coupling failure. https://t.co/gdpFbh7lVG

By Chris Beardsley
Celastrol Disrupts Hsc70‑Bim to Boost Longevity, Reduce Fibrosis
SocialApr 21, 2026

Celastrol Disrupts Hsc70‑Bim to Boost Longevity, Reduce Fibrosis

Celastrol Targets Hsc70-Bim Interaction as a Novel Senolytic to Extend Lifespan and Mitigate Organ Fibrosis https://t.co/Iv51QlhH5l

By David Barzilai, MD PhD
Prostate Cancer - I’m Asking for some Specific Advice/Thoughts to Determine My Physical (Cell-Level Age) versus Chronological Age
BlogApr 21, 2026

Prostate Cancer - I’m Asking for some Specific Advice/Thoughts to Determine My Physical (Cell-Level Age) versus Chronological Age

The large TRAVERSE trial of about 5,200 hypogonadal men found no increase in prostate‑cancer incidence with testosterone replacement therapy—12 cases on treatment versus 11 on placebo—though the study’s 33‑month follow‑up and 60% dropout limit statistical power. Mechanistically, androgen‑receptor saturation occurs...

By Rapamycin News
Centenarians Defy Immunosenescence, Boost Geroscience Insight
SocialApr 21, 2026

Centenarians Defy Immunosenescence, Boost Geroscience Insight

Biological age and immunosenescence in Colombian centenarians “These findings challenge the notion of immunosenescence in centenarians and highlight the value of translational research in geroscience.” https://t.co/e63NgGmmzL

By David Barzilai, MD PhD
Group Coaching Boosts Mental Health in Seniors
SocialApr 21, 2026

Group Coaching Boosts Mental Health in Seniors

Community as Medicine: A Qualitative Study of How Group Health Coaching and Social Connection Improve Mental Well-Being in Older Adults https://t.co/U8mo1sYgt1 @MDPIOpenAccess https://t.co/2HCt6wBBSm

By David Barzilai, MD PhD
Peptides / Bioregulators
BlogApr 21, 2026

Peptides / Bioregulators

The invite‑only California Peptide Club convened over 100 tech‑savvy attendees in San Francisco to discuss self‑optimization peptides, a trend now outpacing even pickleball in Google searches. Participants, ranging from clinicians to DIY biohackers, shared personal stacks and demonstrated injection techniques...

By Rapamycin News
Melatonin — the Missing Link Between Sleep Deprivation and Immune Dysregulation
BlogApr 21, 2026

Melatonin — the Missing Link Between Sleep Deprivation and Immune Dysregulation

A 2025 narrative review of 50 studies found that sleep deprivation consistently suppresses melatonin, which in turn elevates pro‑inflammatory cytokines, oxidative stress, and impairs natural‑killer and lymphocyte activity. The hormonal drop also triggers cortisol spikes, gut‑barrier damage, and microbiome disruption,...

By Dr. Mercola's Censored Library (Private Membership)
Time‑restricted Eating Matches Calorie Restriction for PCOS Weight Loss
SocialApr 21, 2026

Time‑restricted Eating Matches Calorie Restriction for PCOS Weight Loss

Time-restricted eating for body weight management in women with polycystic ovary syndrome: a randomized controlled trial “Our results show that in women with PCOS, TRE induced greater weight loss than the controls and was comparable to that achieved with daily CR” https://t.co/fqogoSQpkd

By David Barzilai, MD PhD
Dr. Kaeberlein's Optispan Podcast Series - Rapamycin and More
BlogApr 21, 2026

Dr. Kaeberlein's Optispan Podcast Series - Rapamycin and More

The Optispan podcast hosted by Dr. Kaeberlein outlines a translational protocol for 3‑hydroxyanthranilic acid (3HAA), a mouse‑tested longevity molecule. Using FDA BSA scaling, the human equivalent dose (HED) is calculated at roughly 1.1 g per day for a 70‑kg adult. Safety...

By Rapamycin News
Resistance Training Cuts Fat and Boosts Grip Strength
SocialApr 21, 2026

Resistance Training Cuts Fat and Boosts Grip Strength

Exercise, nutrition, physical agent therapy in older adults with sarcopenic obesity: a systematic review and network meta-analysis RT can reduce BF% while simultaneously improving grip strength, representing an effective management strategy for sarcopenic obesity. https://t.co/p0wR2R5M1E

By David Barzilai, MD PhD
Irregular Bedtimes Double Risk of Major Cardiac Events
SocialApr 21, 2026

Irregular Bedtimes Double Risk of Major Cardiac Events

Sleep timing irregularity in midlife: association with incident major adverse cardiac events and cardiovascular disease mortality over a 10-year follow-up 🫀Individuals with irregular bedtimes had a 2-fold higher risk of MACEs compared to those with regular bedtimes Irregular sleep midpoints? Also a...

By David Barzilai, MD PhD
Broad Beans Offer Two‑Month Vitamin‑Protein Boost, Nutritionists Urge Quick Purchase
NewsApr 21, 2026

Broad Beans Offer Two‑Month Vitamin‑Protein Boost, Nutritionists Urge Quick Purchase

Nutrition experts in India are highlighting broad beans (bakla or ramfali) as a short‑season superfood rich in protein and fiber. The vegetable will be market‑available for roughly two months, prompting a push for consumers to buy while fresh. Its nutrient...

By Pulse
Huberman’s Dopamine Insights Featured in Netflix’s BEEF
SocialApr 21, 2026

Huberman’s Dopamine Insights Featured in Netflix’s BEEF

BEEF … Season 2 episodes 1 and 2 @netflix @A24 both feature content from the Huberman Lab podcast about dopamine dynamics, risks of viewing porn, and some proven healthy ways to channel and generate more internal drive. Who knows, I...

By Andrew Huberman – Huberman Lab
Tenofovir Alafenamide Cuts Biological Age in Adults
SocialApr 21, 2026

Tenofovir Alafenamide Cuts Biological Age in Adults

An FDA-Approved Tenofovir Alafenamide-Based Antiretroviral Therapy Reduces Biological Age in Healthy Adults: First Human Proof-of-Concept for Retrotransposon-Targeted Gerotherapeutics 💫 https://t.co/FFvTmJv2zv https://t.co/DHHQ18nAmy

By David Barzilai, MD PhD
Alkaline Cement Tiles Boost Baby Coral Survival From 12% to 52%
NewsApr 20, 2026

Alkaline Cement Tiles Boost Baby Coral Survival From 12% to 52%

University of Miami researchers found that cement tiles infused with sodium carbonate dramatically improve early‑stage coral survival. The alkaline tiles boosted survivorship of mountainous star coral larvae from roughly 12% to 52%, a four‑fold increase. Experiments showed that flat tiles...

By Phys.org – Biotechnology
Choose Triglyceride Omega‑3s for Superior Absorption
SocialApr 20, 2026

Choose Triglyceride Omega‑3s for Superior Absorption

Not all omega-3 supplements are created equal. Most fish oil on the market is in ethyl ester form, which is cheaper to produce after purification. But it's not found in nature and is less bioavailable. What you want is triglyceride form omega-3s....

By Rhonda Patrick, PhD
Recomp Is Easier Overweight, Harder as You Get Lean
SocialApr 20, 2026

Recomp Is Easier Overweight, Harder as You Get Lean

It’s now well established that you can build muscle while losing fat at the same time. We see this fairly often in research coming out of my lab. What’s less appreciated is that your ability to recomp depends on...

By Brad Schoenfeld, PhD
Protein, MIND and Mediterranean Diets Touted as Keys to Graceful Aging
NewsApr 20, 2026

Protein, MIND and Mediterranean Diets Touted as Keys to Graceful Aging

Dr. Ronan Factora of the Cleveland Clinic highlighted that many seniors fall short on protein, a shortfall that can accelerate muscle loss and bone fragility. He recommends protein‑rich foods and the MIND or Mediterranean diets, both linked to better brain...

By Pulse
Promising Longevity Molecule Stalled by Misaligned Incentives
SocialApr 20, 2026

Promising Longevity Molecule Stalled by Misaligned Incentives

The Longevity Drug You’ve Never Heard Of This is one of those stories that captures both the promise—and the frustration—of longevity science. In this preview episode, Dr. George Sutphin (@senmorteco ), Associate Professor of Molecular and Cellular Biology at the @uarizona @UAZCancer , walks...

By Matt Kaeberlein, PhD
Excess Energy Resistance Drives Aging; Lifestyle Lowers It
SocialApr 20, 2026

Excess Energy Resistance Drives Aging; Lifestyle Lowers It

The energy resistance principle 💡Hypothesis and framework by @MitoPsychoBio & colleagues ⚡️ 👉 “Energy resistance (éR) is the fundamental property that enables transformation, converting into useful work the unformed energy potential of food-derived electrons fluxing toward oxygen. 👉 Although éR is required to...

By David Barzilai, MD PhD
Lonvi’s New Capsule Boosts Mouse Lifespan by 9% and Extends Survival 64% in Trials
NewsApr 20, 2026

Lonvi’s New Capsule Boosts Mouse Lifespan by 9% and Extends Survival 64% in Trials

Lonvi announced that its experimental capsule, built around the grape‑seed compound procyanidin C1, increased overall mouse lifespan by 9.4% and extended survival by 64% from the first day of treatment. The claim, posted on the company’s website and amplified by...

By Pulse
Higher Plasma Choline and Betaine Linked to Better Cognition
SocialApr 20, 2026

Higher Plasma Choline and Betaine Linked to Better Cognition

Plasma free choline, betaine and cognitive performance: the Hordaland Health Study | British Journal of Nutrition | Cambridge Core - https://t.co/3xnGTbju80

By Michael Lustgarten, PhD