Bryan Johnson· Author
so get the basics right sleep leads to exercise which leads to diet so just kind of in a cascading format
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The evidence is convergent. Multiple independent sources reach the same conclusion, the underlying mechanism is well-characterized, and even the field's most cautious voices treat it as worth doing.
so get the basics right sleep leads to exercise which leads to diet so just kind of in a cascading format
Every Sunday: the week’s new conflicts and verdict changes — and nothing else.
Native comments, Twitter mentions, and Reddit threads about this claim — surfaced together so the conversation isn't fragmented across platforms.
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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I've often said in my social media and my educational content that food should come first and then the exercise should follow I feel like other people in the space want to just prioritize exercise over food and they'll say there's so much confusion in nutrition studies don't worry about what you eat just go get your Zone 2 cardio and I disagree with that because I think most people until they start with sleep and food quality aren't going to have the motivation to work out
10 minutes of bright outdoor light within the first hour of waking anchors the circadian phase and improves sleep onset that night.
Morning sunlight exposure shifts the cortisol awakening response forward, improving daytime alertness.
Long-term morning sunlight reduces age-related macular degeneration risk.
Sleep regularity predicts all-cause mortality more strongly than sleep duration.
Tracking deep sleep on a wearable accurately reflects EEG-measured slow-wave sleep.
Caffeine has a half-life long enough that consumption after 2pm measurably degrades deep sleep in slow metabolizers.