How would you explain the high obesity rates in the United States despite change

How would you explain the high obesity rates in the United States despite changes to our food markets? Are we focusing on the wrong things? If so, what should we focus on instead? (15 points)
The post must be at least 250 words. (2 points)
Include at least 1 outside reference, cited in APA format. This reference needs to be cited both in-text and at the end of the post in a reference list. (3 points)