Normal women’s menstrual cycle should be 28-30 days, if it is delayed for more than 1 week, it belongs to menstrual disorder. Therefore, not having a period for 10 days is generally an abnormal condition, which may be caused by endocrine disorders, pregnancy, diseases and other factors: 1. Endocrine disorders: factors such as long-term stress, tension, anxiety, high mood swings or environmental changes may lead to endocrine disorders and affect estrogen secretion in the body, which can lead to delayed menstruation. Generally the symptoms can be gradually relieved after lifting the trigger; 2. Pregnancy: normal women of childbearing age, with a history of sexual life, if the period is delayed for 10 days without coming, it may be pregnancy-induced menopause. You can use early pregnancy test paper or go to the hospital to draw blood to check the value of human chorionic gonadotropin level to clarify whether you are pregnant; 3, disease factors: If there are endocrine diseases or uterine diseases, such as polycystic ovary syndrome, endometrial tuberculosis, premature ovarian failure, or chronic diseases, such as chronic hepatitis, tuberculosis, hypothyroidism, severe anemia, etc., they may affect the menstrual cycle and lead to delayed menstruation. It is necessary to visit a regular hospital in time to clarify the cause and then carry out targeted treatment.