With sleep impacting health issues like stress and weight, tracking REM and deep sleep can help you improve your nights.

Sara Moniuszko is a health and lifestyle reporter at CBSNews.com. Previously, she wrote for USA Today, where she was selected to help launch the newspaper's wellness vertical. She now covers breaking ...

If you’re getting eight hours of sleep a night, you’re doing bed-der than most. Now there’s more bad news for insomniacs — a new study from Vanderbilt University reports that subpar sleep can increase ...

Deep sleep refers to slow-wave sleep — a stage in the sleep cycle when brain waves slow down. Getting enough deep sleep is crucial for numerous bodily functions. But how to increase deep sleep isn’t ...

Twenty-five million—that’s the number of adults in the U.S. suffering from Obstructive Sleep Apnea (OSA), a condition that can range from mild difficulty breathing during sleep to a fatal condition, ...