This ABC News article explains how later school start times can better support teenagers’ sleep, mental health, and learning. Experts highlight that biological changes during puberty shift teens’ sleep cycles later, meaning early school starts can lead to chronic sleep deprivation, affecting mood, concentration, and wellbeing. The article encourages parents to see later start times as a health-based solution—rather than a discipline issue—and highlights growing evidence that small schedule changes can make a meaningful difference for teenagers.