Type 2 diabetes is more common in adult, as it is often referred to as adult-onset diabetes. This disease used to be called non-insulin dependent of diabetes mellitus (NIDDM), because it does not depend on the hormone insulin. As with type 1 diabetes (insulin-dependent diabetes mellitus / IDDM) which requires the sufferer to undergo insulin therapy or insulin injections every day to control blood glucose levels.
Over time, high blood sugar (glucose) can lead to dehydration, weight loss, and nerve damage, which leads to various complications associated with diabetes such as kidney failure, heart disease, eye damage, severe infections (especially in the legs), etc.