This could be a friend or family member struggling with weight issues or chronic illnesses caused by obesity . More so, the cost of large-scale healthcare has increased due to the treatment of obesity and related diseases. (Callahan, 2013) Although people believe that obesity is caused by genes or predisposed health conditions, sedentary lifestyles cause unhealthy weight gain, obesity and obesity. other diseases, because a sedentary lifestyle promotes inactivity and poor eating habits, which combines with a society that no longer realizes when someone is considered overweight. There must be a multi-level effort to try to slow this epidemic by promoting a healthier lifestyle through better education, government intervention, employer incentive programs, personal responsibility, and ultimately , a society that no longer accepts the consequences of a sedentary lifestyle.