Physical inactivity, obesity or substantial weight gain, there is a history of gestational diabetes (diabetes during pregnancy) or a child born with a weight greater than 4 kg are risk factors. Hypertension and high cholesterol in the blood are often associated. The main complications of diabetes are the result of violations:
- Let the small vessels (microangiopathy) Renal (kidney) can cause chronic kidney failure, eye (retinopathy) with risk of blindness, nervous system (neuropathy) involving motor disturbances and sensitivity,
- Let the great vessels located in the heart, brain, members : myocardial infarction, stroke and lower limb arterial disease (blockage of arteries by clots containing portion of blood).
Hyperglycemia too much can cause coma with death as possible.