PFW 103 Lecture Notes - Lecture 5: Pedometer
14 Mar 2017
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Transports oxygen, nutrients, and waste among vital organs and tissues: heart, blood vessels, arteries-takes blood away from the heart, veins- brings blood towards the heart. Supplies oxygen and removes carbon dioxide: lungs, air passages, breathing muscles. Benefits of cardiorespiratory exercise-social: meet new people, build social skills, build new friendships, strengthen relationships, sense of community, o2 carrying capacity of blood increases, awareness of issues. Increase social support for behavior changes: ex. Enough cardiorespiratory exercise is 5 times a week for 30 minutes. Cardiovascular exercise is anything that raises your heart rate. Can be done every day if done properly. You should check your hr (heart rate) immediately at the end of a conditioning bout. Target heart rate formula (220-age-rhr (heart rate reserve) x intensity + rhr=thr. Aerobic (with oxygen): vigorous, rhythmical, continuous, examples: jogging, bicycling, swimming, aerobic dance, walking. Anaerobic (without oxygen: short duration, high intensity, intermittent, examples: sprinting, weight training.
