Researchers at the universities of Freiburg in Germany and Geneva in Switzerland show that even a nap is enough to reorganise ...

Feeling sleepy during the day could signal a more serious issue for some groups. A new study published in the journal Neurology revealed a possible connection between daytime sleepiness in older ...

The study explains that cerebrospinal fluid (CSF), which normally moves during sleep to clear waste products accumulated in ...

When you’re short on sleep and your focus suddenly drifts, your brain may be briefly slipping into cleanup mode. Scientists ...

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 blood vessels, ...

Experts reveal symptoms that strike during nighttime rest and what those signs might mean for your health.