But how much does this small shift really affect our bodies, our sleep and our mood? According to experts, the autumn ...

1. Don't adjust your wake-up time straight after the time changes. After a few days to a week, your body will acclimate to the new time. Instead, consider taking a short 20-minute nap in the ...

Daylight saving time ends at 2 a.m. local time Sunday, which means you should set your clock back an hour before you go to ...

A new American Heart Association scientific statement highlights how maintaining circadian health through regular sleep, light exposure, meal timing, and exercise may reduce cardiometabolic disease ...

But the change is slow. Abrupt changes, flying east or west (which extends or shortens sunlight exposure, affecting melatonin ...

As sunlight filters through your window each morning, a quiet, powerful rhythm pulses inside your body. This inner clock ...

INDIANAPOLIS -- It's known nationwide for rolling back prices. Now Wal-Mart is rolling back something else: its hours. At select locations in markets across the United States, the nation's largest ...