The patterns change with age, one reason that early-to-rise youngsters ... or those regularly sleep-deprived for other ...

Wondering how to help a teen get better sleep? This weekend's time change can be a boost. Here's why. Plus tips from sleep ...

You just got an hour of sleep back this morning. Why do you still feel off? Here's how to reset your personal clock after ...

Daylight saving time ended today, with the time officially changing at 2 a.m. While it was still light enough for trick-or-treating on Friday, the time change hit two days after Halloween, when most ...