Even three consecutive nights of reduced sleep can trigger spikes in blood proteins tied to heart disease risk. This effect occurs in young, health

K ids and teens who spend more time on screens and get less sleep may have higher risks for future heart and metabolic problems such as high blood pressure, high blood sugar, unhealthy cholesterol levels and excess belly fat, according to a new study published in the Journal of the American Heart Association.

Research shows children and teens who spend too much time on screens may face higher chances of developing obesity, high blood pressure and diabetes, especially if they also get poor sleep. Dr. Celine Gounder joins "CBS Mornings" to break it down.