The American Heart Association Check this website recommends 75-150 minutes of aerobic activity, as well as two strength-training sessions, per week. Assuming the strength training sessions last roughly 20 minutes each, that breaks down to about three hours of exercise a week.
The American Heart Association Check this website recommends 75-150 minutes of aerobic activity, as well as two strength-training sessions, per week. Assuming the strength training sessions last roughly 20 minutes each, that breaks down to about three hours of exercise a week.