Andrew Huberman· PhD
I don't like to train in after 2 p.m. because I like to drink a lot of caffeine before I train and it messes up my sleep.
Verbal pushback — no audited source on record.
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We can't find evidence that holds up here. Proponents are reasoning from mechanism or analogy rather than direct human data, and the most credible skeptics raise objections we can't dismiss.
I don't like to train in after 2 p.m. because I like to drink a lot of caffeine before I train and it messes up my sleep.
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.
Would love a "what would change this verdict" RSS feed. Sign me up if it exists.
So, consuming caffeine later than about 8 hours before your bedtime will cut into your sleep quality, undermining training adaptations and recovery.