If a person suffers from obesity and lives an inactive lifestyle, he spends more than 40 percent more in health care expenses than a person of normal weight. While low-income people are generally more vulnerable to obesity, obesity facts tell us that the picture is more complex. One positive way to look at teen obesity on facts economic obesity facts teen obesity on facts as follows: when we reduce obesity we also improve our economy. Obesity facts also tell us about the impact that obesity has on the military. Running or playing singles tennis are examples of more intense activities.