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 ...

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 ...

Study suggests sleep patterns shifted with modern-day habits. Artificial light and electronic devices may change the way we sleep, researchers say. Donald Iain Smith/Getty Images July 23, 2014— - ...

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 ...

Go to bed after midnight? You could get paid $600 to take part in a Harvard-backed sleep study on bedtime habits and health.

Body weight workouts in the evening may be linked to around 30 more minutes of sleep at night and without increasing sleep interruptions, a new study suggests, the newest evidence in the long debate ...

After a night of poor sleep, you don't feel as alert as you should. Your brain might seem foggy, and your mind drifts off when you should be paying attention.