HUN2201 Chapter Notes - Chapter 14: Cardiorespiratory Fitness, Physical Fitness, Osteoporosis
Document Summary
Nutrition and physical activity: keys to good health. Fitness: physical activity: any movement produced by muscles that increases energy expenditure, leisure-time physical activity: any activity unrelated to a person"s occupation. Improves sleep patterns, immune function: reduces anxiety, stress, and depression, despite the clear benefits of regular physical activity: Less than half of american adults do not do enough are physical activity. Nearly 23% of u. s. adults experience no leisure-time physical activity. Only 24% of girls and 35% of boys participate in daily physical education. How to improve fitness: assess current fitness level. Specificity principle: specific actions yield specific results. Training: activity leading to skilled behavior: make exercise program varied, consistent, and fun. Variety is important: appropriately overloads the body. The fitt principle: frequency: number of activity sessions per week. Intensity: amount of effort expended or how difficult the activity is to perform.
