It’s that time of year again—daylight savings is ending on Sunday. Here’s how to prepare your body for the clocks to change.

How mammals perceive light changes between night and day. Researchers at Aalto University and the University of Helsinki discovered that mice were better at finding a dim light in pitch-darkness in ...

Your circadian rhythm is your body’s internal clock. Light, sleep patterns, hormones, meals, and temperature can all influence your circadian rhythm, which in turn can influence your overall health.

Researchers have found that desynchronizing the circadian rhythm in rats caused brain changes that had a significant impact on appetite and feeding behavior. The findings have important implications ...

Abnormalities in circadian rhythm may represent an important feature in the very early stages of Parkinson's disease before symptoms develop, a new study suggests. "We found that men with abnormal ...