Physical Fitness

2. Sudden or sometimes painful contractios of the muscles
5. Intense, short bursts of activity in which the muscles work so hard that they produce energy without using oxygen.
6. the low-level activity that prepares your body to return to a resting state
8. a form of physical stress on the body caused by over heating
9. The ability to carry out daily tasks easily and have enough reserve energy to respond to unexpected demands
11. Gradually incresing the demands on your body
12. The part of an exercise session when you are exercising at your highest peak
13. Choosing the right types of activities to improve a given element of fitness
14. Purposeful physical activity that is planned, structured, repetitive, and improves or maintains physical fitness
15. Damage to the skin and tissues caused by extreme cold
18. Exercising at a level that's beyond your regular daily activities
19. Dangerously low body tempterature

1. Injuries to the ligaments around a joint that produce pain, swelling, and stiffness
2. ______ Endurance is the ability of your heart, lungs, and blood vessels to send fuel and oxygen to your tissues during long periods of moderate to vigorous activity
3. result from overstretching and tearing a muscle
4. The ability of your muscles to perform physical tasks over a period of time without tiring
7. A dangerous condition in which the body loses its ability to cool itself through perspiration
10. The ability to move your body parts through their full range of motion
16. The amount of force your muscles can exert
17. A gentile cardiovascular activity that prepares the muscles for work
20. All rhythmic activities that use large muscle groups for an extended period of time