PSYCH101 Chapter Notes - Chapter 14: Biofeedback, Brain-Derived Neurotrophic Factor, Brainstem

• School: University of Waterloo
• Department: Psychology
• Course: PSYCH101
• Professor: Paul Wehr

Document Summary

Set point: a hypothesized mechanism that serves to maintain body weight around a physiologically programmed level. That"s why the irst few pounds for people are easier to shed, but then their body naturally put the weight back on to the set point. There are many factors that contribute to the increase of obesity among the populaion. People who we interact with inluence our physical and mental health. The sedentary lifestyle (watching lots of tv and snacking) Social factors (family- what and how much they eat) Psychology and weight loss (having a posiive outlook on themselves) Health and wealth increase together (health problems are magniied by stress) Social contagion: the oten subtle, unintenional spreading of a behaviour as a result of social interacions. Stress: a psychological and physiological reacion that occurs when perceived demands exceed exising resources to meet those demands. Efect of stressors can be both posiive and negaive.