Pink noise—often used to promote sleep—may reduce restorative REM sleep and interfere with sleep recovery. In contrast, ...

Many people use sound machines or apps that play pink noise to help them sleep better. But new research from the University of Pennsylvania suggests that pink noise may actually reduce important sleep ...

All the most commonly prescribed drugs for mental and emotional disorders affect dreams—typically via their effects on REM sleep. Under healthy conditions REM sleep ‘turns on' when activity levels of ...

Add Yahoo as a preferred source to see more of our stories on Google. REM sleep is the stage in which one dreams and it gets a lot of attention, often from those looking to improve their sleep. But ...

During REM sleep, your heart rate increases, your blood pressure elevates, and your eyes move. REM sleep may also be the time when your brain processes emotions and solidifies memories. Your body ...

New research analyzing data from dozens of sleep studies has identified a dramatic change to the nature and purpose of sleep in babies, occurring around the age of two. The discovery suggests sleep ...

In a new study from the University of Michigan, researchers have coupled experiments with models of neuronal circuits, like the one shown here, to investigate the role of the non-REM to REM sleep ...

Our sleep is marked by cycles of distinct brain activity. The most well-known of these is probably rapid eye movement, or REM sleep, which is characterized by loss of muscle control leading to ...

REM stands for rapid eye movement — a stage in the sleep cycle when your brain is almost as active as when you’re awake. Getting enough REM sleep is crucial, as it helps you store information and ...

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 ...