186k views
2 votes
Spending three hours a week doing _____ exercise will strengthen your heart and increase the ability of your muscles to use oxygen.

2 Answers

5 votes
the answer is aerobic.

Aerobic exercise is sometimes known as "cardio"- exercise that requires pumping of oxygenated blood by the heart to deliver oxygen to working muscles.

It strengthens your heart and muscles, and burns fat.
User Jacobo Hernandez
by
5.7k points
3 votes
cardio exercise is the answer

User Vikstapolis
by
6.5k points