For substantial health benefits, adults need to do at least
• 2 hours and 30 minutes (150 minutes) each week of moderate-intensity* aerobic activity,
OR
• 1 hour and 15 minutes (75 minutes) each week of vigorous-intensity* aerobic activity,
OR
• An equivalent mix of moderate- and vigorous-intensity aerobic activity.
Aerobic activity should be performed for at least 10 minutes at a time, preferably, spread throughout the week.