Your 'sleep profile' sheds light on health, lifestyle and cognition, new study shows

Much of sleep medicine research focuses on specific problems, such as sleep apnea’s link to cognitive decline, how insomnia ...

The Real Reason You're Not Sleeping Well Has Nothing To Do With Your Bed—Or Your Bedtime

New research suggests that two unlikely lifestyle elements—the size of your bedroom and the length of your commute—are linked ...

Can You Eat Your Way to Better Sleep? The Foods and Timing That Actually Help You Rest

From tart cherry juice to the timing of your last meal, the emerging science of chrono-nutrition reveals how specific foods ...

This 1 Overlooked Lifestyle Habit Is 'Crucial' for Heart Health, Cardiologist Says

In TODAY.com's Expert Tip of the Day, a cardiologist explains why nighttime is important for cardiovascular health.

Sleep experts prescribe year-round standard time for brighter mornings, safer streets, and better sleep

Despite evidence that seasonal time changes lead to increased health and safety risks, Americans will once again partake in ...

Americans Work 8.4 Hours Daily—Here's How That Compares to the Rest of the World

Americans work 8.4 hours on average weekdays—more than most developed nations. Here's how U.S. work hours compare globally and why Americans can't seem to stop.

Here's when to 'fall back' in bed for an extra hour as daylight saving time ends

In November, millions of Americans will turn back their clocks, marking the end of daylight saving time in 2025. The controversial practice of "springing forward" and "falling back" has been observed ...