Specific Activity Guidelines Published by the U

Specific Activity Guidelines published by the U.S. Department of Health and Human Services state that adults (ages 18-64) should ____.

A) not engage in any vigorous-intensity aerobic exercise unless they are highly trained athletes
B) do 1 hour or more a day of mostly moderate- or vigorous-intensity aerobic physical activity
C) do 2 hours or more a day of mostly moderate- or vigorous-intensity aerobic physical activity
D) do 2 hours and 30 minutes a week of moderate-intensity or 1 hour and 15 minutes a week of vigorous-intensity aerobic physical activity, or a combination of these