Exercise

2. the ability to perform difficult physical activity without getting tired
3. any movement that makes your body use extra energy
4. rhythmic, moderate-to-vigorous activity that uses large amounts of oxygen
7. used to test flexibility
8. being able to handle physical work and play each day without getting tired
9. planned activity done regularly to build or maintain one's fitness
11. used to test abdominal strength
12. the ability to move joints fully and easily through a full range of motion

1. the ability of a muscle to repeatedly use force over a period of time
5. intense physical activity that builds muscle but does not use large amounts of oxygen
6. the proportions of fat, bone, muscle, and fluid that make up body weight
10. the ability of your muscles to use force