Becoming a new mother brings more than just joyful chaos it delivers a profound and persistent sleep shock. A new study reveals that first-time moms lose not just total sleep, but crucial ...

What is a sleep study? A sleep study, also known as a polysomnogram, is a diagnostic test that monitors various body functions while a person is asleep. It is most commonly used to diagnose sleep ...

Get inspired by a weekly roundup on living well, made simple. Sign up for CNN’s Life, But Better newsletter for information and tools designed to improve your well-being. If you find yourself sleepy ...

Teenagers have a new excuse to hit the snooze button — as long as they don’t overdo it. Getting up to two extra hours of shuteye on weekends may help teens feel less anxious, a new study found. But if ...

Researchers found that missing a single night of sleep can quickly affect key parts of the immune system. The study found important immune cells became overactive after sleep loss. Researchers say ...

Your sleep-deprived brain behaves as if you were about to nod off to sleep, even when you're awake. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...