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

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

The amount of sleep needed varies at different stages of life. Newborns require the most sleep, averaging between 14 to 17 ...

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

Most people spend a third of their lives sleeping, but you may need more or less than eight hours a night. The amount of ...

Heart rate variability (HRV) status2: See last night's average HRV and the smartwatch will establish a personal baseline and ...

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

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 ...

According to Dr. Sajad Zalzala, Co-Founder and Medical Director of AgelessRx, sleep health is often overlooked in traditional ...

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 ...