What is diabetes: Diabetes mellitus is a disorder of

Diabetes mellitus is a disorder of carbohydrate metabolism marked by impaired ability to produce or respond to insulin and maintain blood glucose levels. Overview of diabetes , including: risk factors, prevention of type 2 diabetes , insulin and other treatments, diabetes diet, eating , and physical activity. Diabetes is a chronic condition that occurs when the pancreas can no longer make insulin, or the body cannot effectively use insulin. Diabetes occurs when your blood glucose is too high, which can lead to health problems. The main types of diabetes are type 1, type 2, and gestational.