David Sinclair, PhD

David Sinclair, PhD

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Harvard geneticist; posts research, analyses, and interviews on aging biology and interventions.

ER-100 Cleared for Trials; Safety Promising, Translation Uncertain
SocialApr 24, 2026

ER-100 Cleared for Trials; Safety Promising, Translation Uncertain

So far, the data suggest ER-100 should be safe in humans, and the FDA has cleared us to move into clinical trials. Translation from primates to humans is never guaranteed If it doesn’t work as hoped, we’ll learn & improve, just...

By David Sinclair, PhD
OSK Reprogramming Restores Adult Heart Regeneration
SocialApr 23, 2026

OSK Reprogramming Restores Adult Heart Regeneration

NEW STUDY: OSK rewinds the clock and pushes adult heart cells into a regenerative state that improves heart repair Why is this such a big deal? Because adult heart cells do not meaningfully divide, which is why the heart heals with scar...

By David Sinclair, PhD
Scientists Save Billions; CRISPR Cures Sickle Cell
SocialApr 21, 2026

Scientists Save Billions; CRISPR Cures Sickle Cell

You live in luxury. Without scientists, 6 billion of us would not be alive & the rest would live in hell. Remember that Great choices @brkthroughprize 🏆 Congrats to my colleague @Harvard, Stu Orkin, who won the prize for helping cure...

By David Sinclair, PhD
Top Scientist Warns US Dismantling Biomedical Infrastructure
SocialApr 20, 2026

Top Scientist Warns US Dismantling Biomedical Infrastructure

Breakthrough Prize winner Dr. Stu Orkin: We were in a golden age of biomedical science. Universities were operating at high efficiency and speed. They’re disassembling [US] scientific infrastructure. I’m at a total loss to explain why people in leadership would...

By David Sinclair, PhD
Breakthroughs Now Cost Jeans, Not Billions
SocialApr 19, 2026

Breakthroughs Now Cost Jeans, Not Billions

What once took $2B and an army of scientists was just done in a kitchen for the price of a pair of jeans Most people have no idea how fast science is moving

By David Sinclair, PhD
Future Medicine Targets Aging, Not Just Symptoms
SocialApr 19, 2026

Future Medicine Targets Aging, Not Just Symptoms

The future of medicine is treating causes, not symptoms. Aging is the main cause of disease

By David Sinclair, PhD
Two Nutritious Meals a Day Suffice for Desk Workers
SocialApr 19, 2026

Two Nutritious Meals a Day Suffice for Desk Workers

For people with a desk job, which is 80% of us, two nutritious meals a day usually provide all the calories we need. If you overdo it one day, the next day eat less

By David Sinclair, PhD
NAD+ Rhythms Drive Sleep, Aging; Resetting Delays Decline
SocialApr 18, 2026

NAD+ Rhythms Drive Sleep, Aging; Resetting Delays Decline

NEW PAPER: Ups & downs in NAD+ over 24 h dictates our body's clock & sleep but declines with age. Disrupting the cycle promotes mouse aging & restoring it improves fitness & metabolic function, pointing to "circadian reprogramming" as a...

By David Sinclair, PhD
Stop People‑Pleasing: Upgrade Your Life, Family, Career
SocialApr 18, 2026

Stop People‑Pleasing: Upgrade Your Life, Family, Career

If you’re a people pleaser, outgrowing it will be the biggest upgrade you will make to your life, family and career Trust me on this 🚀

By David Sinclair, PhD
Partnering with Epigen
SocialApr 18, 2026

Partnering with Epigen

Dr. @M_S_Ringel is a knowledge fountain. COO of @lifebiosciences & a world's expert in epigenetic rejuvenation. Formerly Senior Partner @BCG for 20 years, it's a thrill to be working with him on the trials

By David Sinclair, PhD
Prof. Sinclair’s Aging Research Redefines My Perspective
SocialApr 17, 2026

Prof. Sinclair’s Aging Research Redefines My Perspective

I get the best emails: Dear Professor Sinclair, I came across your work on aging [and how it might] be modulated or restored. I was perfectly happy with my old way of thinking about aging until you showed up. Thanks for that. Hannah

By David Sinclair, PhD
Reversing Aging Could Halt Chronic Disease Progression
SocialApr 16, 2026

Reversing Aging Could Halt Chronic Disease Progression

Aging is the primary driver of most chronic diseases. But what if aspects of aging can be reversed? I join @TomBilyeu on Impact Theory to discuss the latest about what we’re learning in the lab and in human clinical trials Full conversation:...

By David Sinclair, PhD
High‑Resolution TORC2 Structure Opens Path to Age‑Related Therapies
SocialApr 16, 2026

High‑Resolution TORC2 Structure Opens Path to Age‑Related Therapies

Activating TORC2 holds potential in medicine for treating age-related memory & hearing loss. New study out today @MolecularCell reveals the structure of TORC2 in highest-ever resolution - which is good news for drug developers & all of us who age...

By David Sinclair, PhD
Hygiene Breakthroughs Face Ridicule Before Saving Lives
SocialApr 16, 2026

Hygiene Breakthroughs Face Ridicule Before Saving Lives

Soap & disinfectants have saved more lives than any therapy Mother deaths before Semmelweis: ~10–15% After Semmelweis (1847):~1–2% Doctors laughed at him. He went to asylum & died from a beating Breakthroughs are ridiculed until they become part of everyday life

By David Sinclair, PhD