Melatonin, once a gentle sleep aid, is now overused, leading to next-day grogginess and disrupted natural rhythms. High doses ...

Ozempic (semaglutide) helps people with type 2 diabetes lower their blood sugar if diet, exercise, and other diabetes medications haven’t worked. If you’ve just gotten a prescription for it, you might ...

Waking in darkness disrupts your body's natural clock, leading to sluggish mornings, daytime fatigue, and weakened focus.

The professor of Pediatrics, one of the 250 most important clinical researchers in the world, explains what lies behind ...