Clinical Toolkit

The Obesity Epidemic

An estimated 41.9% of Americans are considered obese, putting them at significant risk of a variety of metabolic conditions as well as cancer.1 Although widely considered a personal and moral failure based on the “calories in/calories out” hypothesis, a growing body of evidence shows that obesity is more complex and is, instead, the culmination of numerous environmental, genetic, hormonal, and developmental factors.2


  1. Centers for Disease Control and Prevention. Adult Obesity Facts. Accessed June 26, 2023,
  2. Hruby A, Hu FB. The epidemiology of obesity: A big picture. Pharmacoeconomics. 2015;33:673-89.
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