<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have been having trouble getting pregnant and havent had my period in a few months. Ive also been experiencing hot flashes and my periods are usually longer than usual. What could be wrong with me?  <response>: Based on your symptoms, it sounds like you may be experiencing polycystic ovarian syndrome, or PCOS. This can cause infertility, absence of menstruation, hot flashes, and longer menstrual periods. 