Researchers sought to better understand the connection between REM sleep patterns in patients with either insomnia or MDD.

"Deep sleep builds your immune system, and REM sleep regulates and fine-tunes it," says Darwall-Smith agrees. During deep ...

Rapid-eye-movement (REM) sleep is associated with more sympathetic activation than is NONREM sleep 1,2. So far, there are no data regarding vascular tone during REM and NONREM sleep in humans.

More people are becoming obsessed with sleep trackers, causing insomnia and making sleep worse, experts say. Here’s how to tell if you have a problem.

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

A large amount of rapid ocular movements is concentrated in rapid eye movement (REM) sleep. During this phase, fluctuations in arterial pressure (AP) and heart rate (HR) can be readily noted.

According to Dr Nagda, the melatonin MT1 receptor functions like a switch that helps transition the brain from wakefulness to ...

Timothy Roehrs, former director of research at the Sleep Disorders and Research Center of Henry Ford Health System. Drinking ...

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

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

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

The nature of sleep in dogs Dogs have a number of sleep stages, including drowsiness, lighter non-rapid eye movement (NREM) sleep and deeper rapid eye movement (REM) sleep, where most, although not ...