1. Family history of diabetes
2. Obesity or overweight Liu Ruixia, Department of Health Care, Affiliated Hospital of Shandong University of Traditional Chinese Medicine
3. Overeating and excessive weight gain in a short period of time
4. Low exercise
5. High work pressure, long-term mental tension
6. Women who have a history of delivering huge fetuses
7. History of gestational diabetes
8. Hypertension, hyperlipidemia patients
9. History of hyperglycemia or positive urine sugar