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psyc 314 health behaviours.doc

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University of British Columbia
PSYC 314
Frances Chen

Psyc 314 Health behaviours Health behaviours: Health enhancing behaviours: good things you can do to improve your health: diet and exercise Health compromising: smoking, alcohol abuse, drug use • Health enhancing -diet -exercise • Health compromising -smoking -alcohol abuse -drug use Diet: • Obesity: excessive accumulation of body fat • Ideal: women 20-27%, men 15-22% • Increases risk for cardiovascular disease, Type II diabetes, cancer, early mortality • Psychosocial implications: discrimination, depression obesity: an excessive accumulation of body fat. Based on BMI calculation based on weight and height If you are obese you increase your risk for cancer, type II diabetes, dying earlier in life and cardiovascular disease Psychological consequences: shame, embarrassment, discrimination, depression % of canadian young adults (20-24) are overweight: on average males are obese more than females. the averave is about 25% Reducing/treating obesity: Dieting: typically produces small changes over the long run Exercise: causes a more visible change Modifying the eating environment: Appetite suppressing drugs: quick drops in weight but are not long lasting Surgery: gastric bypass surgery so you physically cannot take in as much food Exercise benefits: • Benefits -improve body weight, muscle tone & strength -improves mood, reduces stress -decreases risk for hypertension, cardiovascular disease -increases longevity mood improvement, social interactions, better energy, better sleep, better self esteem, improve physical appearance (body weight, muscle tone and strength), reduces stress, decreases risk for a number of illnesses (hypertension, dardiovascular disease), typpically those who exercise live longer Adults ages 18-64 are supposed to exercise 2.5 hours (150 minutes) per week of activity. This is supposed to be moderate to vigorous aerobic activity (cause increased heart rate, breathing harder. Moderate: walking, bike. Vigorous: runnng, swimming laps) Moderate activity you are supposed to be able to talk but not sing. Vigrous you are not supposed to say more than a few words • Moderate to vigorous aerobic activity -breathe harder, heart beats faster -moderate: walking briskly, bicycling -vigorous: running, swimming laps Who exercises more? • People who come from families where exercise is done • Boys • Younger adults • Those who have social support • People high in exercise self-efficacy beliefs people whose parents exercise Boys are most likely to exercise Younger adults exercise more Those who have social support are more likely to exercise Those high in self-efficacy beliefs (if you believe you are able to do things exercise related) % of 20-24 year old canadians are physically inactive: 40% of people are not even doing 10 minutes of physical activity a week Smoking: the single greatest cause of prevantable death linked with lung cancer and also heart disease and emphysema (obstructive breathing) Second hand smoke can also be dangerous Greatest % of smokers is in the northwest territories with just under 35%. BC has lowest rate of smokers in Canada • Smoking -single greatest cause of preventable death -increas
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