ATLANTA — Your watch says you had three hours of deep sleep. Should you believe it? Millions of people rely on phone apps and wearable devices like rings, smartwatches and sensors to monitor how well ...

A middle-age woman with high blood pressure and epilepsy gained 50 lb over the course of 2 years. What was the best approach to diagnosing her problem? The solution was to sleep on it, said Nancy ...

You wake up in the morning feeling surprisingly rested, ready to tackle the day ahead. Then you check your wearable device, and it tells you otherwise.Your sleep score is mediocre at best. According ...

Please provide your email address to receive an email when new articles are posted on . Models for sleep staging with behind-the-ear EEG compared favorably with expert consensus. Staging for REM sleep ...

AP Wearable devices, including Apple Watches, can be used to track sleep recently in Atlanta, Ga. ATLANTA — Your watch says you had three hours of deep sleep. Should you believe it? Millions of people ...