Heart disease is one of the leading causes of death in the united states. The prevalence of heart disease is higher in certain groups of people. These group of people include those associated with poverty and lack of education. Also, people associated with racial and ethnic minorities. Areas such as Southeast, Appalachia and the Mississippi Delta, experience a higher prevalence in heart disease because they experience a lower education rate and a higher poverty rate. They also have a hard time accessing health care and community supports. Heart diseases today are characterized by tobacco use, poor diet and lack of physical activity. Public health helps to prevent and reduce tobacco use, improve nutrition, increase opportunities for physical activity. this helps control the rate of heart disease in some populations.