Health Sciences 1001A/B Lecture Notes - Rheumatoid Arthritis, Menopause, Anticoagulant
Document Summary
Physical activity any bodily movement carried out by the skeletal muscles and requiring energy. Exercise = the most important action to improve wellness: 2011 guidelines = strength training twice a week and 10-150mins of moderate-vigorous intensity exercise every day. Overweight people should do 45-90mins more and higher intensity exercise: decreases impact of disease, increases energy levels, increases immune function and increases emotional well-being. Reduced risk of heart disease regular exercise strengthens heart and enables it to work more efficiently. Improved bone health regular weight bearing exercise improves the strength and density of bone (implications for osteoporosis) Regular aerobic exercise improves the integrity of cartilage in synovial joints (such as the knee) (implications for arthritis) More efficient metabolism = better able to generate energy and regulate hormones. Protect against free radical damage exercise activates antioxidant enzymes that prevent damage and maintain the health of body cells. Improved body composition through energy expenditure and improving fat to fat free mass ratio.