PSYC 3170 Chapter Notes - Chapter 4: Breast Self-Examination, Bicycle Helmet, Mammography
24 Apr 2012
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Document Summary
How does exercise enhance health: aerobic exercise is sustained activity that stimulates, strengthens the heart n lungs improving the body"s utilization of oxygen, high intensity, long duration, requisite high endurance, benefits: Regular exercise can decrease risk of chronic heart disease n cancers, breast cancers especially! 49% of canadians are at least moderately active during their leisure time. More common among older than younger adults. Common among aboriginals: aerobic exercise: has been tied to increases in cardiovascular fitness and endurance and to reduced risk for heart attacks. Quality of the exercise is a factor though. How much exercise: 60 mins every day to stay healthy, 30 mins moderate intensity activity 4 days a week, lifestyle interventions aimed at increasing physical activity may represent a food start for aging adults. Stress: releases adrenaline and other hormones, 1. infrequent activation of adrenaline can have beneficial effects, 2. chronically enhanced release may not.
