Study Shows that Many U.S. Middle and High Schools Start Too Early
Sleep plays an important role in memory, attention, emotional well-being, and overall physical health. In 2014, the American Academy of Pediatrics (AAP) advised middle and high schools to change their start times to 8:30 a.m. or later to enable students to get the recommended 8.5 to 9.5 hours of sleep on school nights.