“I didn’t expect it to be so strongly correlated to life expectancy,” McHill said. “We’ve always thought sleep is important, ...

A new nationwide analysis shows that getting fewer than seven hours of sleep a night is one of the strongest predictors of shorter life expectancy across U.S. counties.

An international team led by the University of Michigan has introduced new methods that reveal which regions of the brain were active throughout the day with single-cell resolution.

It might be worth working a little bit harder to get that much-desired, but often elusive, good night's sleep. Deep sleep clears the mind of waste just as a "dishwasher" cleans dirty plates and ...

A lack of sleep can make it extraordinarily difficult to retain information. Two new studies uncover why this is and what is happening inside the brain during sleep and sleep deprivation to help or ...

SIOUX CITY (KTIV) - Sleep apnea is a common sleep disorder. Local health experts say it affects more than 30 million adults in America. Last week in Healthbeat 4, Jessica Bowman showed you the first ...

If you regularly have a hard time getting restful sleep, you may need a sleep study. Also called polysomnography, a sleep study is a test that's used to diagnose sleep disorders. The good news? A ...

A new study shows that even a moderate dose of caffeine alters brain activity during sleep, increasing complexity and nudging neural systems toward a high-efficiency processing state, especially in ...

Manipulating mouse brains during sleep improved their ability to remember new experiences that would normally be forgotten—a ...

A new study shows that precisely manipulating brain activity during sleep can help mice retain memories that would normally fade, offering a potential pathway for treating memory loss conditions.

West Metro Fire Rescue will shift firefighter start times from 7 a.m. to 9 a.m. after a sleep study revealed early shifts ...