Teens who sleep past 8 a.m. eat more and move less, study suggests (opens in new tab)

When people think about ways to improve cardiovascular health, diet and exercise are often at the top of the list. But long-term health, especially in adolescents, might start with something more fundamental: sleep. A new study, led by a team from Penn State College of Medicine, has found that when teenagers go to sleep and when they wake up may be the driving force behind what teenagers eat and how much they move.