The timing of epileptic seizures may be linked to natural circadian rhythms, which may help to guide future treatment options, new research suggests. In what is believed to be the largest study of ...

Circadian rhythms are the cycles that tell the body when to sleep, wake, and eat—the biological and psychological processes that oscillate in predictable patterns each day. This internal clock is ...

Older men who have a weak or irregular circadian rhythm guiding their daily cycles of rest and activity are more likely to later develop Parkinson's disease, according to a new study. Older men who ...

A University of Michigan and Dartmouth Health study published in January may just be the excuse you were looking for to hit the snooze button again. The study collected data from more than 2,500 first ...

Anyone who has suffered from jet lag or struggled after turning the clock forward or back an hour for daylight saving time knows all about what researchers call your biological clock, or circadian ...

Sleep is governed by the circadian rhythm, which is typically entrained to the 24-hour solar day. As the sun rises and sets the human body's metabolism responds accordingly. But in this case study, ...