As stated in the article: "Adenovirus infection statistically increases the risk of obesity quite a bit more than eating sugar, refined carbs, not exercising,

As stated in the article: "Adenovirus infection statistically increases the risk of obesity quite a bit more than eating sugar, refined carbs, not exercising, or eating too much omega-6 fat. However, stacking all of those reasons together likely adds up to quite a bit of weight gain as well. There is no simple answer, but rather is a complex picture of multiple reasons for weight gain."