Inside the body, a 24-hour rhythm, known as the circadian rhythm, quietly coordinates when we sleep, wake, eat and recover.

As light levels fall in the evening, melatonin rises, preparing the body for sleep.” This suggests that with the right ...

A new study finds that sleep timing is linked to dementia risk, as people with weak circadian rhythms face a 2.5 times higher ...

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 ...

The results of a recent study suggest that people with a weaker or more irregular body clock, also known as circadian rhythm, ...

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 ...

As the calendar flips to a new year, so many of us set bold goals to exercise more, stress less, eat better, and live with a ...

Many believe waking up at 5 a.m. is a formula for success but experts warn that going against the body clock may cause ...

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

That extra sleep on weekends may feel restorative, but scientists say the timing of sleep matters as much as the number of ...