The social-ecological model (SEM) to the health issue of obesity

 


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?

 

Sample Answer

 

 

 

 

 

 

 

 

Most Challenging Factor to Address

 

The most challenging factor to address in the context of obesity is the set of issues found at the Social/Policy level, specifically Agricultural Subsidies and Economic Structures.

 

Rationale:

 

Systemic Financial Incentives: Current U.S. agricultural policy heavily subsidizes the production of commodity crops (corn, soy, wheat, rice). These crops are the primary, low-cost ingredients in processed foods, high-fructose corn syrup, and cheap animal feed. This economic structure ensures that calorie-dense, nutrient-poor foods are significantly cheaper and more accessible than whole, fresh produce and lean proteins.

Deep Political Entrenchment: Changing this policy requires overcoming a massive, entrenched political and industrial complex. The food and agriculture industries have enormous lobbying power, making it exceptionally difficult to shift subsidies toward more healthful food production. Any proposed change that would raise the price of staple processed foods faces immediate and powerful political opposition, often framed as hurting farmers or low-income families.

Impact on All Other Levels: The cheap availability of processed food affects every other level of the SEM:

Community: It perpetuates the proliferation of cheap fast food.

Institutional: Schools and workplaces face budget pressure and often default to providing the lowest-cost food, which is subsidized processed food.

Interpersonal/Individual: It directly contributes to the creation of unhealthy family eating habits and makes individual healthy choices financially difficult, especially for low-income populations.

While addressing individual habits is difficult, a person's motivation and knowledge can be changed. However, no amount of individual education can overcome a system that makes the unhealthiest option the cheapest and most convenient. Therefore, achieving large-scale, sustained improvement in obesity rates hinges on a fundamental—and highly ch