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20 Cards in this Set

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physical fitness
limits on the actions that the body is capable of making
physical activity
any body movement produced by skeletal muscles that requires energy expenditure
physical activity
any body movement produced by skeletal muscles that requires energy expenditure
components of physical fitness
1. flexibility
2. muscular strength and endurance
3. cardiovascular endurance
flexibility
the ability to move muscles to their full extent without injury
components of physical fitness
1. flexibility
2. muscular strength and endurance
3. cardiovascular endurance
muscular strength and endurance
the ability of the muscles to perform hard or prolonged work
cardiovascular endurance
the ability of the body to take in, deliver, and use oxygen for physical work
moderate exercise benefits: children
-develop lifelong exercise and helath habits
-prevent and treat obesity
moderate exercise benefits: teens
-precent and treat obesity and eating disorders
-develop lifelong exercise and health habits
moderate exercise benefits: adults
-control wieght
-prevent and treat many diseases
-promote mental health and feelings of well-being
moderate exercise benefits: pregnant women
-control excessive weight gain
-more favorable nutrient profile as a result of an increased energy intake
-less constipation and better circulation
moderate exercise benefits: older adults
-slow age-related physiologic changes
-prevent and treat osteoperosis
moderate exercise benefits: nursing mothers
-promote return to prepregnancy weight
-possibly improve postpartum mental status
excessive exercise risks: children
-energy needs not achieved
-limited growth and development
excessive exercise risks: teens
-inadequate energy intake
-dietary protein used for energy
-amenorrhea
-negative calcium balance and reduced bone mass
-sports anemia
-sports-related anorexia
excessive exercise risks: adults
-possible increased need for riboflavin and vitamin B12
-exercise related injuries
excessive exercise risks: pregnant women
-low weight gain
-low birth weight infant
excessive exercise risks: nursing mothers
-excessive rate of weight loss, reducing milk production and limiting infant growth
excessive exercise risks: older adults
-exercise-related injuries leading to diability and other complications