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Across 7. muscle spasms that resulted from a loss of large amount of salt and water through perspiration. 10. a condition In which the body temperature becomes dangerously low. 12. a condition characterized by a decrease in bone density, producing porous and fragile bones. 14. the number of times your heart beats in one minute, when you are not active. 15. a injury to the ligament surrounding the joint. 16. formula- frequency intensity, time/duration and type of activity. 18. working the body harder than it is normally worked. 20. synthetic substances that are similar to the male hormone testosterone. 21. the ability to carry out daily tasks easily and have enough reserve energy to respond to unexpected demands. 22. is any activity that uses large muscle groups. 23. activity that prepares the muscles for work. 24. the ratio of body fat to lean body tissue, including muscle,bone,water,and connective tissue such as ligaments, cartilage, and tendons. 28. is any form of movement that causes your body to use energy. 29. is the gradual increase in overload necessary to achieve higher levels of fitness. 30. involves intense short bursts of activity in which the muscles work so hard that they produce energy without using oxygen. 31. a condition resulting in endangering the muscle or tendons. 32. is the process by which the body gets energy from food. 33. taking in fluids so that the body functions properly.

Down 1. the amount of force a muscle can exert. 2. the ability of the heart, lungs, and blood vessels to utilize and send fuel and oxygen to the body tissues during long periods of moderate to - vigorous activity. 3. over working the body. 4. or a way of life that involves little physical activity. 5. the ability to move a body part through a full range of motion. 6. the ability of the muscles to perform physical tasks over a period of time without becoming fatigued.. 8. a condition in which the body loses the ability to rid itself of excessive heat through perspiration. 9. a screening or search for diseases or disorders that an individual would otherwise not have knowledge of. 11. a spasm or sudden tightening of muscle. 13. particular exercise and activities improve areas of health- related fitness. 17. a program of formalized physical preparation for involvement in a sport or another physical activity. 19. part of the exercise program when the activity is performed at its highest peek. 25. a condition that causes the body tissue to become frozen and requires professional medical treatment. 26. is purposeful physical activity that is planned, structured and repetitive and that improves or maintains personal fitness. 27. activity that prepares the muscles to return to a resting state.