Getting your baby active while they're awake could help you both sleep better at night.

While the results may seem intuitive, the new study is one of the first to provide evidence that sleep loss actually causes anger.

"…this is not a study about either Twitter or basketball. It's a study about the importance of sleep for optimal daytime functioning."

Fruit flies and a common energy drink ingredient may help explain how the brain regulates sleep and how that regulation can go wrong.

A study of close to 400 infants found no association between interrupted sleeping and later developmental problems or even mom's mood.

Typically developing young children hang on to information better after a nap, but a new study shows the opposite is true in kids with Down syndrome.