Physical Fitness

3. Intense, short bursts of activity in which the muscles work so hard that they produce energy without using oxygen.
6. the part of an exercise session when you are exercising at your highest peak
7. A gentile cardiovascular activity that prepares the muscles for work
8. damage to the skin and tissues caused by extreme cold
9. Any form of movement that causes your body to use energy
11. Heart Rate the number of times your heart beats per minute when you are not active
12. exercising at a level that's beyond your regular daily activities
14. Suddent or sometimes painful contractios of the muscles
16. result from overstretching and tearing a muscle
17. physical activity that is planned, structured, repetitive, and improves or maintains physical fitness
19. A dangerous condition in which the body loses its ability to cool itself through perspiration
20. Choosing the right types of activities to improve a given element of fitness
21. Dangerously low body tempterature

1. a form of physical stress on the body caused by over heating
2. The ability of your heart, ungs, and blood vessels to send fuel and oxygen to your tissues during long periods of moderate to vigorous activity
4. the low-level activity that prepares your body to return to a resting state
5. The ability to move your body parts through their full range of motion
9. The ability to carry out daily tasks easily and have enough reserve energy to respond to unexpected demands
10. All rhythmic activities that use large muscle groups for an extended period of time
13. The amount of force your muscles can exert
15. The ability of your muscles to perform physical tasks over a period of time without tiring
16. Injuries to the ligaments around a joint that produce pain, swelling, and stiffness
18. Gradually incresing the demands on your body