Bad Habits That Boost Your Flu Risk

Being Obese

In a study done on mice, researchers found that obese mice seemed to have weaker immune systems than mice of a healthy weight. In humans, being obese leads to weaker overall health, and this research supports the notion that obese people are more prone to catching viruses like the cold and flu.
Reviewed by: 
Review Date: 
February 7, 2014

Last Updated:
September 15, 2014