Add Yahoo as a preferred source to see more of our stories on Google. Syncing your circadian rhythm to a natural light-dark cycle could improve your health and well-being. nambitomo/iStock via Getty ...

(CNN) — Early risers may have inherited genetic variants from Neanderthals that increased their odds of being morning rather than evening people, new research has found. While the human body clock is ...

The return to "standard time" is better for our health according to sleep scientists, but the time change can be disruptive, and our bodies must also adjust to more hours of darkness as we head ...

Israeli scientists have developed an innovative method to track the human body’s circadian rhythms, finding in a new peer-reviewed study that female sex hormones have a dramatic effect on the setting ...

With darker days ahead after winding back our clocks, one strategy for better health is to align your daily habits, like sleep and meals, with your body's clock. Most of us are now back to standard ...

Allison Aubrey is a Washington-based correspondent for NPR News, where her stories can be heard on Morning Edition and All Things Considered. She has reported extensively on the coronavirus pandemic ...

Anyone who has been on a long–haul flight will be all too familiar with the frustration of trying to fall asleep when you get home. But the days of lying awake in the middle of the night could finally ...