What is Diabetes Mellitus | Type 1, Type 2 | Diabetic Ketoacidosis | Sign & Symptoms: Diabetes mellitus, commonly referred to as diabetes, is a group of metabolic disorders in which there are high blood sugar levels over a prolonged period... Diabetes mellitus type 1 Diabetes mellitus type 2 Diabetes mellitus type 1 (also known as type 1 diabetes) is a form of diabetes mellitus in which not enough insulin is produced. This results in high blood sugar levels in the body The cause of type 1 diabetes is unknown. Diabetes mellitus type 2 (also known as type 2 diabetes) is a long-term metabolic disorder that is characterized by high blood sugar, insulin resistance, and relative lack of insulin. If you found this video helpful, Subscribe to the channel and Like the Video... Thanks...