Most adults need at least seven to eight hours of sleep every night for all the body functions—mental and physical—to work ...

Sleep disorders may lead to structural brain changes, cognitive decline, and neurological disease. Here’s what science says about the risk.

A newly identified brain circuit in mice may explain why we sleep longer and deeper after being sleep deprived – and lead to ...

When is the best time to take nap? A sleep doctor reveals the optimal time of day to take a nap in order to feel rested and ...

How do animals bounce back from sleep deprivation? Scientists found a subset of neurons in the mouse thalamus that repay this ...

When sleep becomes irregular, your brain’s cleaning system falters. Gradually, this buildup may accelerate cognitive decline and increase your risk for Alzheimer’s. Here’s what a specialist says.

A study of adolescents found that sleep regularity moderates the relationship between sleep difficulties and mental health ...

According to the CDC, more than one-third of U.S. adults regularly get less than seven hours of sleep per night. Nearly three ...

These exercises build resilience and readiness by simulating combat conditions that involve high stress, including ...

Getting only six hours of sleep per night consistently isn’t enough for everyone and can have adverse effects over time. Find ...