Health Issue of Obesity and Social Ecological Model

Apply the social ecological model (SEM) to the health issue of obesity. Describe factors associated with obesity at the individual, interpersonal, institutional/organizational, community, and social/policy levels. Which of the factors you identified do you think would be the most challenging to address? Why?

Please reply with a minimum of 300 to 400 words(more would be ok, but not required). Minimum of one reference required.