(1) People with hypertension, coronary heart disease, hyperlipidemia Obese or overweight (2) People over 40 years old, with low physical activity, good nutritional status, and chronic mental stress Wang Shenglong, Department of Endocrinology, Anyang Second People’s Hospital (3) People with immediate family members with diabetes: Type I, 50% concordance rate in identical twins; Type II Almost 100% (4) Women with a history of delivering a huge fetus (over 4 kg), or with a history of gestational diabetes (5) Persons with low glucose tolerance (6) “Westernized” lifestyle: high-fat, high-calorie diet with reduced physical activity (7) Obesity: weight over 20% of standard weight Central obesity (waist-hip ratio )1), abdominal fat accumulation is more likely to develop diabetes (8) Age: the prevalence of type II diabetes increases with age, with the peak incidence in the 50 to 70 years