Reboot

Sleep moves through different stages during the night — from light sleep to deep sleep and REM. Understanding these stages helps explain why sleep quality matters just as much as sleep duration.

Feeling exhausted but still wide awake at night? Being tired doesn’t always mean your body is ready for sleep. Stress, mental overstimulation, and disrupted routines can keep your nervous system alert, even when you desperately want rest.

Sleep needs aren’t one-size-fits-all. This article explores how much sleep you may actually need — and why listening to your body matters more than comparisons.