Teens need more exercise

Teens need more exercise, study suggests A study in Pediatrics found US teens get an average of 39.4 minutes of moderate to vigorous physical activity daily, below the recommended 60 minutes daily. Researchers analyzed the physical activity of 549 teens ages 12 to 16 who were given GPS monitors and activity trackers, and found that although schools accounted for 55% of the students' total exercise minutes, it was also where teens were most likely to be sedentary. http://www.latimes.com/science/sciencenow/la-sci-sn-teens-exercise-school-20151207- story.html