This document discusses the benefits of exercise for brain health and cognitive performance. It summarizes that regular exercise that gets the heart rate up to 65-75% for 20 minutes has been proven to improve learning and make people smarter. It advocates incorporating daily physical activity into school through activity stations and exercise to help increase test scores and attention. The intervention is needed because obesity, sedentary screen time, and physical inactivity have been rising sharply in youth while physical education classes have declined.