Daylight saving time ends Sunday, and experts warn the transition can temporarily disrupt your sleep cycle. Dr. Julie Chen, ...

It’s fall, the less painful one, and since the time on everyone’s smartphone changes itself now, your alarm will feel like it ...

Plan on a glorious extra hour of sleep as most of America “falls back” into standard time. But make sure to get outside for some morning sun, too — it’ll help your body clock reset faster.

But your microwave, oven range, car clock, grandfather clock and watch will be stuck in time if you don't manually set them ...