If you have missed two or more periods and you are not pregnant then you may have bigger problems as thyroid problems, stress or premature menopause, hormonal misbalance and excessive exercising. Absent Menstruation can trigger faster growth of abnormal cells which can potentially cause cancer. Your gynecologist should run blood test, check the hormone level, and check if you have polycystic ovaries as well as your thyroid gland function.
Intensive and sudden cramps
If your cramps cause you unbearable pain, you might suffer from endometriosis. The endometriosis is a health condition in which those cells that grow inside of your uterus are beginning to grow from the external wall and they can cause abnormal and bad pain. The symptoms can appear any time, and most of those women that are diagnosed with this problem, generally had painful menstruation from the youngest years.
If you notice abnormal bleeding between your cycles, that can be completely normal, especially if you are taking birth control pills, but still you should go and see a doctor. It can also mean that you might have ovarian cyst, fibroids or pre-cancer cells.
Excessive bleeding or cycle that lasts more than 10 days
What should be considered as excessive bleeding? If you need to change hygienic pads every hour than you may have excessive bleeding. This can be a sign of some medical conditions as fibroids, polyps or adenomyosis (where the endometric tissue grows inside the muscle walls of the uterus) and they cause anemia. You must immediately see a doctor as they are serious medical conditions.
Unbearable symptoms of PMS
If you have premenstrual dysphoric disorder, and that is worse than the PMS or premenstrual syndrome. The symptoms for this include changes in the mood, uncontrolled food cravings, great anxiety, depression, losing your own control, and rage. These symptoms can be so unpleasant, but with the use of antidepressants for two weeks or one month, it will make a big difference.
Some medical conditions can worsen significantly during the periods. For example, if you suffer from asthma and you feel quite bad one week before the period you should be aware that it is not a coincidence. Premenstrual magnification is a condition which is responsible for this and diabetes, arthritis and depression can get much worse before the menstrual cycle. If you want to reduce the symptoms consult your doctor and he/she will prescribe you some medicines which will help you.