The endocrine disorders of women and menstruation are very related, such as abnormal ovarian function, endocrine disorder diseases, staying up late, excessive dieting, etc. can lead to this phenomenon, as follows: 1, abnormal ovarian function: if the ovarian function of women is abnormal, such as ovarian hypofunction or failure, the initial stage may be manifested as frequent delayed menstruation or not, or even amenorrhea. 2. Endocrine disorders: If a woman has endocrine disorders, such as hyperthyroidism, hypothyroidism, hyperprolactinemia, etc., they may affect ovulation or inhibit ovulation, resulting in frequent absence of menstruation. 3. The company’s main business is to provide a wide range of products and services to the public, such as the Internet, the Internet and the Internet.