This type of diabetes usually develops in childhood or early adulthood. Type 1 diabetes occurs when most of the cells in the pancreas that make insulin have been destroyed. Usually the cause of this type of diabetes is not known. Sometimes the diabetes is the result of a viral infection or injury of the pancreas. It may also result from an immune system disorder.
Symptoms usually develop suddenly over days to weeks.
Symptoms vary widely from person to person. If diabetes is not treated, you can become seriously ill. Insulin is the primary treatment for type 1 diabetes. In addition you will learn how to balance the insulin dose with your food and activity. Insulin therapy You will begin to take insulin as soon as the diagnosis is confirmed.