PSYC 6 Lecture Notes - Lecture 22: Weight Gain, Calorie, Heritability
15 Oct 2020
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Document Summary
Overeating increase in variety of available food contributes to overeating. Variety of high calorie foods become obese. Overweight people show more activity in reward regions of brain when they see tasty-looking food. Shee variety of high-calorie foods large portions individual response to food cues. Best friends, either close or far apart, have similar body weight. Bmi of adopted children correlated to biological parents. Heritability- proportion of variability, in a population, that can be attributed to genetic transmission of a trait. Environment determines if someone will become obese". Western cultures- less attractive, less socially adept, less intelligent, less linked to depression, anxiety, low self-esteem productive. Helps prevent some infectious diseases, reduces likelihood of starvation, associated with more successful births. Body has natural defense against weight loss. Put on 40 pounds, but then lost it once going back to normal weight, except for those who were predisposed to obesity. Anxious, depressed, listless lost interest in sex.
