If your period is delayed for 13 days and you are not pregnant, it may be due to endocrine disorders, polycystic ovary syndrome, hypothyroidism and other reasons.
1. Endocrine disorders: If a woman has recently been under too much mental stress or is in a bad mood, or is too anxious or depressed, it may cause endocrine disorders, which can lead to a 13-day delay in menstruation and no pregnancy.
2. Polycystic ovary syndrome: the cause is still unclear, may be related to heredity, endocrine disorders and other factors, easy to cause the patient androgen secretion increases, which will cause menstruation delay, so that menstruation delayed 13 days without pregnancy.
3. Hypothyroidism: mostly due to autoimmune damage, thyroid destruction and other reasons, due to the patient’s body hormone secretion decrease, resulting in endocrine imbalance, will also appear menstruation delayed 13 days without pregnancy.
Once the menstrual period is delayed for 13 days without pregnancy, it is recommended that the patient consult a doctor in a timely manner to identify the cause of the disease and then actively under the guidance of the doctor to carry out treatment.