This map shows prevalence (number of individuals currently diagnosed with this condition) of diabetes, cancer and stroke divided by the total population of that given area. Diabetes is chronic condition which has many long term consequences such as kidney disease and ulcers. The prevalence is increasing especially due to obesity and in African American population and Hispanics. Cancer is one of the leading causes of death worldwide some cancers are increasing in the prevalence due to changes in lifestyle and diet. Stroke is leading cause of disability in US, Most cases can be monitored and prevented by medication and lifestyle modifications. Risk is related to many other conditions such as high blood pressure and diabetes.