PSYA02H3 Chapter Notes - Chapter 14.1: Body Mass Index, Osteoarthritis, Cardiovascular Disease

• School: UTSC
• Department: Psychology
• Course: PSYA02H3
• Professor: Kyle Danielson

Document Summary

Health psychologists: study both the positive and negative effects that human behaviour an decisions have on their health, survival and well-being. Physical and mental well-being are connected to the health decisions that we make. Half of all deaths in canada in 2009 were attributed to cancer, heart disease, stroke etc. , before it was pneumonia, influenza etc. 21% of all deaths in canada were smoking related. Smokers live on average 7 to 14 years l. One tactic to prevent smoking was cigarette packets have to have written text including images of the effect of smoking. Body mass index (bmi) a statistic commonly used for estimating a healthy body weight gi an individual"s height. Calculated by dividing the person"s weight by a square of the perso height. Genes account for 50% to 90% variation in body weight: genetic factors influence body type, metabolism and other physiological processes contribute to body weight and height.