A part of the brain connected to memory shrank in people with severe sleep-disordered breathing — which can include heavy snoring and sleep apnea — according to a new study. People with sleep apnea ...

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 ...

At-home sleep tests are convenient and cheaper than lab studies. But there are some major differences you should know before buying. Taylor Leamey Former Senior Writer Taylor Leamey wrote about all ...