Sleepwalking (somnambulism) is when a person behaves as if awake while in a deep sleep. They might walk, talk, or perform routine activities all while sound asleep. Sleepwalking can happen due to ...

Daytime “wash cycles” help clear waste from the brain but cause momentary drops in attention after nights of poor sleep.

Insomnia is the most well-known sleep disorder, but it’s far from the only one. Countless people of all ages struggle with sleep disorders that negatively affect the quality of their sleep, cause them ...

Sleep experts explain what winter insomnia is, why colder months can disrupt sleep, and what to do if seasonal changes affect your rest.