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

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

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

There are tell-tale signs when you don’t get enough REM sleep. It’s the fourth stage of sleep and it’s crucial for processing your daily experiences and banking shorter and longer-term memories.

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.

Why is sleep so important for learning and memory? Neuroscientists from the Csicsvari group at the Institute of Science and Technology Austria (ISTA) provided new insight into this essential function ...

Researchers from ISTA discovered that sleep helps solidify spatial memories by reorganizing neuronal patterns. During non-REM ...

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

Drinking alcohol before bed raises blood alcohol content, which disrupts rapid eye movement, or REM, sleep, a critical phase ...

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