Before studying the causes of diabetes you must understand what is diabetes? Diabetes is a disease caused by hormonal imbalance. Insulin is helpful in supply of sugar to various parts of the body. When the beta cells in either produce low quantities of insulin or does not produce insulin in the pancreas, such a stage is called diabetes. In other cases the insulin is produced in the pancreas but the blood cells do not respond to the insulin. This factor of insulin imbalance leads to diabetes.

Diabetes is classified in different categories based on the above factors. They are commonly known as Type-1 & Type-2 Diabetes.

In Type-1 Diabetes the insulin is not produced in the pancreas. This happens because beta cells producing insulin are attacked and destroyed by the body