> A quarter of the entire US population didn't suddenly catch a disease and become obese. Please explain how your statement of fact is true considering that th

> A quarter of the entire US population didn't suddenly catch a disease and become obese. Please explain how your statement of fact is true considering that this cited paper is stating that there is such a disease and possibly some portion of that population obesity is a product of this disease. "Adv36 causes obesity in animals. In humans, Adv36 associates with obesity both in adults and children and the prevalence of Adv36 increases in relation to the body mass index." https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4517116/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4517116/