Health

2. out The part of an exercise session when you are exercising at your highest peak
8. fitness The ability to carry out daily tasks easily and have enough reserve energy to respond to unexpected demands
11. purpose for physical activity that is planned structured and repetitive and that improve or maintain physical fitness
13. cramps sudden and sometimes painful contraction of the muscle
16. damage to the skin and tissues caused by extreme cold
19. the ability to move your body parts through their full range of motion
20. overstretching and tearing a muscle
21. endurance ability of your heart lungs and blood vessels to send you an oxygen during long periods of moderate to vigorous activity
22. low-level activity that prepares your body to return to a resting state
24. exercise all rhythmic activities that use large muscles groups for an extended period of time
25. gentle cardiovascular activity that prepares the muscles for work

1. gradually increasing the demands on your body
3. strength The amount of force your muscles can exert
4. activity any form of movement that causes your body to use energy
5. dangerously low body temperature
6. choosing the right types of activities to improve a given element of fitness
7. exercise involves intense short burst of activity in which the muscles work so hard that they produce energy without using oxygen
9. heart rate: The number of times your heart beats per minute when you are not active
10. stroke A dangerous condition in which the body loses the ability to cool itself through perspiration
12. overworking in the body
14. endurance the ability of your muscles to perform physical tasks over a period of time without tiring
15. involving little physical activity
17. process by which your body takes in and breaks down food
18. exhaustion A form of physical stress on the body caused by overheating
20. injuries to the ligaments around a joint
23. exercising at a level that’s beyond your regular daily activities