13/04/2026
Is eight hours of sleep really enough? https://on.natgeo.com/IsV8Nt
Even a full night’s “rest” can leave you drained if deep slow-wave sleep—the stage your body uses for repair and brain cleanup—never fully kicks in. With modern factors like evening screen time and constant notifications preventing the brain from signaling when it’s time to rest, experts suggest that tuning into these nightly habits can help the body and mind fully unwind.