However, some research shows that major stressors may increase REM sleep but reduce deep sleep. REM rebound, which is when we ...

REM sleep behavior disorder is characterized by acting out dreams, which may include shouting, kicking and punching during ...

More people are becoming obsessed with sleep trackers, causing insomnia and making sleep worse, experts say. Here’s how to ...

Deep sleep plays an important role in learning and memory storage, "by facilitating a process called 'memory consolidation,' ...

Dr. Emily Zarka of Monstrum looks at the phenomenon of seeing a shadowy man in a wide brim hat appearing during episodes of ...

For the purists who don’t need bells and whistles, these capsules are the answer. No weird additives, just potent, organic ...

Sexual activity—whether partnered or solo—improves sleep efficiency and reduces night-time wakefulness, according to a pilot ...

The gender sleep gap means women don't get as much quality sleep as men. I spoke to nine women to hear their stories for ...

Sleep has always been a bit of a struggle for Ariane, but in the last few months she's made some changes that have really ...