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.
again they then returned and now others have returned to the closed loop mechanism where now I've got electrodes on your head and I'm measuring your slow wave brain waves and literally I am next door in the room and I'm watching those slow brainwaves go up and down and then I've got a computer algorithm that is watching those watching in quotes watching that too and it's predicting when the next wave is going to come and when it does
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.
they were able to increase the amount of Deep Sleep significantly
A wearable device that plays specific sounds at timed intervals was able to promote deep sleep through auditory brain stimulation in some participants.
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.