There is no specific light, heavy diabetes, normal people’s fasting blood sugar value of 3.9 ~ 6.1mmol / L, fasting blood sugar 11mmol / L has reached the diagnostic criteria for diabetes, is a more serious. Normal people’s fasting blood glucose value in 3.9 ~ 6.1mmol / L, fasting blood glucose is 11mmol / L, has been close to twice the normal people, belongs to the more serious, there may be a serious impact on the body, may cause acute complications of diabetes mellitus, such as diabetic ketoacidosis, hyperosmolar hyperglycemia syndrome, and so on. If there is a fasting blood glucose of 11mmol/L, you need to go to the hospital in time, and actively take interventions to lower your blood glucose to prevent complications such as ketoacidosis.