There are all kinds of people who can get under our skin: slow walkers, folks who refuse to wear headphones on public ...

The science pros at TKOR explain a crazy fact about why people sleepwalk.

Here’s how athletes get better rest when it really counts.

On the flip side, sleep also may be used to supercharge your memories and improve your recall. “In part, while we are ...

Say goodbye to morning fatigue and uncover the reasons you can't get out of bed. Embrace insights to invigorate your mornings ...

Get some morning light, when possible, for 20 to 30 minutes. Exposure to bright light first thing in the morning helps ...

At a hearing Tuesday in St. Paul, Minnesota, for several immigration cases, the lawyer told the judge she wished he could hold her in contempt of court "so that I can have a full 24 hours of sleep." ...

When sharing a bed feels lonelier than sleeping alone, you're experiencing a psychological paradox that research shows can be ...

Nancy Guthrie, whose three kids include the 'Today' show host, was last seen in the Catalina Foothills area of Arizona on Saturday night.

The search is intensifying for Nancy Guthrie, the mother of "Today" show host Savannah Guthrie, who investigators believe was ...

Research shows that being a "night owl" may affect your heart health. Find out how and get tips to reduce your risk here.

People who are more active later in the day appear to face a higher risk of cardiovascular disease, according to a new study. Researchers explain why.