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

Color us surprised. Plenty of people use apps and ambient sound machines to reduce clamor and improve their sleep — but not all noise is created equal. In fact, new research suggests that a particular ...

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 ...

If you’re looking to get the best night’s sleep in 2026, then you need to be focusing on your REM sleep. I’ve been testing a Luna smart ring for the past few weeks, and its sleep features have been my ...

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 ...

One of the strange defining factors of dreaming is how our brainwave activity during this important stage of sleep resembles that of a waking brain. Because of this it has been difficult for ...

One study suggests that taking longer to reach the rapid eye movement (REM) stage of sleep is associated with biomarkers of Alzheimer’s disease. The delay in getting to REM might be useful in ...

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 ...

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 ...

Dopamine is another ingredient in the brain’s secret creative sauce. Harvard psychologist Shelley Carson points out that dopamine levels rise in pleasure centers of the brain both when we’re dreaming ...