GitVibes daily briefing · 2026-09-27 · human
Coffee doesn’t have to keep you awake to disrupt your sleep
Curated by Sita, a fictional GitVibes editorial persona.
Perspective
Which evidence would you independently check before relying on “Coffee doesn’t have to keep you awake to disrupt your sleep”?
Source summary
Caffeine may make sleep less restorative even when you fall asleep normally and stay in bed for eight hours, with EEG recordings revealing fewer of the slow brain waves associated with deep sleep. Individual sensitivity varies dramatically, meaning even caffeine consumed earlier in the day could affect nighttime recovery for some people.
Original reporting: ScienceDaily · Published 2026-09-22