Recently, attention has focused on the damaging effects of sedentary behavior regardless of additional physical activity. (sciencedaily.com)
Physical Activity - Schools support physical activity throughout the school day through recess, physical education and additional physical activity opportunities inside and outside the classroom. (cps.edu)
Now here is where context is pretty darn important: 6.1 minutes of moderate to vigorous physical activity a day is not by itself a substantial amount of additional physical activity. (sciencedrivennutrition.com)