Endometrial thickness of 1.4cm without menstruation can usually go to the hospital for HCG (human chorionic gonadotropin) test to determine whether there is a pregnancy, to rule out such a situation if it is caused by hormonal imbalance, should be adjusted body hormone levels to return to normal; if it is caused by changes in lifestyle can be adjusted in a timely manner. If a woman has normal menstrual cycles and is sexually active, she should go to the hospital for an HCG test and ultrasound review under constant guidance to determine whether the symptoms are related to pregnancy and whether it is a normal intrauterine pregnancy. After eliminating such reasons, if it is caused by hormone imbalance, hormone drugs should be taken under the guidance of doctors to regulate, such as estradiol valerate, progesterone, etc. This kind of drugs may cause dizziness, nausea and other adverse reactions, and is prohibited for those who are allergic to the ingredients of the drugs or have severe liver dysfunction. When the body has abnormal thyroid function, pituitary hormone secretion abnormalities may lead to the above situation, need to actively treat the primary disease. If the endometrium is 1.4cm without menstruation, it may be related to lifestyle or dietary patterns, so we suggest that the patient actively adjust the state of life and exclude pregnancy, and if necessary, under the guidance of a physician to give progesterone or dextroprogesterone treatment and observation. The endometrial thickness of 1.4 does not come to menstruation symptoms alone can not accurately determine the cause, but also need to be combined with the characteristics of the medical history, other test results in order to make an accurate judgment, it is recommended to clarify the cause of the disease under the guidance of a doctor.