About 10% of Americans say they have chronic insomnia[1], and millions of others report poor sleep quality. Ongoing research[2] has found that bad sleep could lead to numerous health problems, including heart disease[3].
Dr. Julio Fernandez-Mendoza[4] is a professor of psychiatry and behavioral health, neuroscience and public health sciences at Penn State College of Medicine. He discusses the need for sleep, why teenagers require...