Inside the body, a 24-hour rhythm, known as the circadian rhythm, quietly coordinates when we sleep, wake, eat and recover. This internal timing system helps keep organs and hormones working in sync.

Twice a year, we adjust the clock and it often appears to wreak havoc on our sleep schedules and body clocks. Why does changing our clocks by one hour mess up our body clock? “Our body’s rhythms are ...

From personalised 'sleep windows' to unhelpful bedtime routines, this is what the experts recommend if your sleep's fallen ...

CINCINNATI (WKRC) - As clocks turn back this weekend, many look forward to an extra hour of sleep. However, sleep specialists caution that this change may not leave you feeling rested. Dr. Karthikeyan ...

Research has linked it to higher risks of multiple major cardiovascular conditions, even if you exercise, eat well and get ...

Sleep often becomes lighter and more fragmented with age. A neurologist explains why older adults wake up more at night, when ...

Night owls get a bad rep, but it might be time to leave that shame behind.

From light timing to melatonin, these science-backed tips help you maximize every minute of your vacation.

Bedtime battles are a common struggle for families, but experts suggest a predictable, calming routine is the key, not strict ...

Spend a single night outside and your body starts to behave as if it remembers something ancient. Sleep comes easier, mornings feel clearer, and the usual digital fog lifts in a way that can be hard ...

Sleep problems are expanding quickly among children because of inconsistent school schedules and more screen time. Disrupted ...