Two sleep doctors explain what deep sleep is, how much we need and the real number you should be looking for on your Apple Watch sleep tracker.

Like many Americans, I know I need more sleep. I'm a night owl, often writing late into the night, but also a mom who gets up early with her kids. The result: I'm not getting enough rest.

Light sleep is the beginning of your sleep cycle and your body's way of winding down. Breathing, heart rate and muscle changes prepare your body for the deeper sleep to come. Light sleep is broken ...

My 2-year-old had a sleep regression and was waking up through the night. After getting her to settle, I would have a hard time falling asleep. I checked in to a hotel by myself to catch up on sleep ...

Babies with an increased likelihood of autism may struggle to settle into deep, restorative sleep, according to a new study ...

The Elemind headband promises to help you fall asleep faster. This is what happened when I put it to the test for a nap. Nasha is a Managing Editor for CNET, overseeing our sleep and wellness ...