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.
bright light flashes, just turning on the lights in their environment, overhead lights, because they're trying to activate this system and that's why they're using overhead lights, even through the eyelids, before these kids woke up, then made those kids naturally wanna go to bed earlier and they ended up sleeping longer
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.
Jamie Zeitzer's lab at the Stanford Sleep Lab has shown that these early morning light flashes can adjust the total amount of sleep-
Now, in a kind of diabolical way, they did this with teenagers who are notorious for wanting to wake up late and stay up late. And what they found was bright light flashes just turning on the lights in their environment, overhead lights, because they're trying to activate the system. And that's why they're using overhead lights even through the eyelids before these kids woke up, then made those kids naturally want to go to bed earlier and they ended up sleeping longer.