Lifelong Fitness

2. Exercise that involves contracting and relaxing muscles through the full range of their joint’s motion.
3. Intense physical activity that lasts for a few seconds to a few minutes
5. Exercise in which muscles contract but very little body movement occurs.
8. Participating in a wide variety of activities
9. An ongoing physical activity that raises your breathing and heart rates.
11. Any movement that requires large muscle groups to work.
12. Having the energy and strength to participate in a variety of activities.
13. A measure of how much body fat a person has, as compared to muscle and bone.

1. The ability to stay healthy and fit as you age
4. Exercise performed with machines that ensure muscles contract at a constant rate.
6. The heart rate at which your cardiovascular system receives the most benefits from exercise without working too hard.
7. Chemicals that block pain messages from reaching brain cells and produce feelings of pleasure.
10. A fitness plan that depends on four factors of exercise: frequency, intensity, time, and type