Recent reporting reveals that REM sleep may fundamentally alter how memories are formed and recalled. During rapid eye ...

REM sleep is a stage of sleep when your heart rate increases, your blood pressure elevates, and your brain processes emotions ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. In the past, scientists thought dreams happened only during REM sleep. Does that theory still ...

Researchers trace how different sleep stages may fine-tune what we remember, trading specifics for more general knowledge.

In a lucid dream, your brain is active enough to realize you're dreaming — making it possible to banish nightmares, alter your dream, or even wake up.

MINNEAPOLIS — Obstructive sleep apnea, a condition that causes lower oxygen levels during sleep, is linked to degeneration of brain regions associated with memory through damage to the brain’s small ...

The researchers found that measures of obstructive sleep apnea-related hypoxemia significantly predicted global white matter hyperintensity volume of the brain, which was driven by hypoxemia severity ...