Bryan Johnson· Author
Fast: No food, caffeine, or alcohol before or during. For a flight from LA to Mumbai via Singapore, this means a 33-hour fast.
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The headline is broadly defensible, but the qualifications matter. Effect sizes vary by population, the strongest claims rest on shorter trials, and credible voices push back on how it's typically framed.
Fast: No food, caffeine, or alcohol before or during. For a flight from LA to Mumbai via Singapore, this means a 33-hour fast.
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Bookmarking — the dossier-vs-overview split is the right call. Most of the time I want overview; sometimes I want receipts.
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Like you know when I got on the plane blue light glasses turned the screen off. I did not eat. I was fasting. I went to sleep I got a full night's sleep. Um that was great. When I land I light in the eyes every single day first thing. Um yep exercise and food.
Time-restricted eating produces fat loss independent of total calories.
A 72-hour fast measurably improves autophagy markers in healthy adults.
One-meal-a-day (OMAD) eating patterns increase all-cause mortality in long-running cohort data.
Eating the largest meal before 3pm improves 24-hour glucose vs. an evening-heavy schedule, calorie-matched.