Your body follows a circadian rhythm that influences everything from how well your medications work to the best time for exercise.

Existential slapstick? Epistemological comedy? Buddhist farce? Whatever it is, Tsai Ming-liang’s witty, wistful new film, What Time Is It There?, is a temporal inquiry that shoulders its philosophical ...

Early morning light can support your health and sleep cycle by helping the body’s internal clock sync with the outside world, ...

Disruptions to the body's internal clock are strongly associated with increased risk of obesity, diabetes, high blood ...

New research shows that living in sync with your body clock may help reduce risks for heart disease, diabetes, and high blood ...

Irregular work hours disturb the body's internal clock, silently increasing the risk of hypertension, heart attack, and ...

Going to bed after midnight on weekdays raises heart attack risk. This new research highlights sleep timing's importance for ...

Did you know that heart attacks in the early morning are more severe and deadlier than those later in the day?

As modern lifestyles increasingly challenge the body's natural circadian rhythm, the American Heart Association is ...