The American Diabetes Association (ADA) recommends screening all individuals aged >45 years every 3 years and screening individuals at an earlier age if they are overweight, obese, or with a family history of diabetes, physical inactivity, previously identified with borderline diabetes, history of diabetes in pregnancy called gestational diabetes, high blood pressure, low HDL cholesterol (good cholesterol), high fat (triglyceride) level, polycystic ovary syndrome or known history of cardiovascular disease etc.