Obesity in women may be caused by metabolic syndrome, polycystic ovary syndrome, Cushing’s syndrome, etc. The examination items for different diseases are different, mainly lipid, blood glucose, sex hormones, imaging tests, etc. It is recommended that you consult your doctor for details. 1. Metabolic syndrome: it can be manifested as insulin resistance, obesity, hyperlipidemia, hypertension, etc. It requires blood glucose examination (including fasting blood glucose, glucose tolerance test, etc.), blood lipid examination (including cholesterol, triglyceride, LDL, etc.), and blood pressure measurement. 2. Polycystic Ovary Syndrome (PCOS): It is a common disease caused by endocrine metabolism abnormality in women of childbearing age, which manifests itself as obesity, ovulation dysfunction or loss of ovulation, hyperandrogenemia, infertility, hirsuteness and acne. The examination items include serum androgen, follicle-stimulating hormone, luteinizing hormone and other sex hormones, as well as pelvic ultrasonography. 3. Cushing’s syndrome: It is a general term for diseases caused by excessive secretion of glucocorticoids by the adrenal glands due to various etiologic factors, which may manifest as centripetal obesity, full moon face, acne, hair loss, menstrual irregularities and other symptoms. Laboratory tests such as dexamethasone suppression test, plasma adrenocorticotropic hormone (PATH) measurement, and imaging tests of the adrenal glands and pituitary gland are recommended. Obese women are advised to go to the hospital and ask the doctor to choose the most appropriate test for their specific situation.