Who are prone to metabolic syndrome 1, ≥ 40 years old 2, have 1 or 2 components of metabolic syndrome but do not yet meet the diagnostic criteria 3, have cardiovascular disease, non-alcoholic fatty liver disease, gout, polycystic ovary syndrome and various types of lipodystrophy 4, have obesity, type 2 diabetes, hypertension, dyslipidemia, especially multiple combinations or family history of metabolic syndrome 5, have a family history of cardiovascular disease