It is more common than type 1 diabetes, in which the pancreas produces very little or no insulin. The precise cause of type 2 diabetes is not known. However, as people become older, sedentary, or overweight, they are more likely to have diabetes. Heredity or ethnic background are also important factors. Native Americans, Hispanics, and African Americans are at greater risk for diabetes.
Some people have no symptoms.
The major goal of treatment is to keep the level of sugar in your blood as close to the normal range as is safe. This is done by meal planning, exercise, and medication. If you are overweight, limiting the calories in your diet will help you lose weight. Losing even 7 to 10 pounds can reduce or eliminate your need to take medication for diabetes. Walking is one of the best exercises you can do.