Diabetes is a disease which not only affects the sugar metabolism but also degenerate all the body organs. It's of two types diabetes type 1 mostly seen in young and type 2 which mostly affects the older age group.
Type 1 diabetes mostly affects people with genetic inheritance of diabetes and people who have lower levels of insulin, this causes them to have higher levels sugars in their blood which affects the overall well-being of the body.
Type 2 diabetes mostly affects people of older age group or people who have a sedentary lifestyle. In this type people are more prone to develop complications and side effects of diabetes because of the late diagnosis. Body gets insulin resistant which results in hyperglycemia and it's related adverse effects