how much exercise do i need
1 Aerobic activity. 2  Get at least 150 minutes a week of moderate aerobic activity or 75 minutes a week of vigorous aerobic activity. 3  You also can do a combination of moderate and vigorous activity.4  The guidelines suggest that you spread out this exercise during the course of a week. 5  Strength training.s a general goal, aim for at least 30 minutes of physical activity every day. If you want to lose weight or meet specific fitness goals, you may need to exercise more. Want to aim even higher? You can achieve more health benefits, including increased weight loss, if you ramp up your exercise to 300 minutes a week.