Luteal insufficiency does not exist in the form of 5 major manifestations, patients may have shortened menstrual cycles, abnormal vaginal bleeding, miscarriages and infertility. Luteal insufficiency means that the corpus luteum is not fully formed after ovulation, resulting in insufficient secretion of progesterone. There is no such thing as 5 major manifestations of luteal insufficiency in clinical practice. Usually, patients with luteal insufficiency have abnormal menstruation, which is manifested by shortened menstrual cycle and abnormal vaginal bleeding a few days before the onset of menstruation, and then normal menstruation. If a pregnant woman has luteal insufficiency, most patients will have a miscarriage in early pregnancy, and a few patients may suffer from infertility. To summarize, when patients have the above mentioned symptoms, they need to suspect luteal insufficiency, and should go to the hospital in time, do the relevant examination, clarify the specific causes, cooperate with the doctor for active treatment, and strengthen the management of daily life.