Although menstruation should be regular, changes in the menstrual cycle are normal and can be caused by many factors such as stress, long journey, virus infection and some medications. However, some symptoms should not be ignored.
1. irregular cycle
2. Severe pain and cramps
Menstrual pain is considered normal, which is caused by hormonal changes. They can be activated by virus infection and disease or stressful life changes.
However, despite cramping during menstruation are very common in most women, strong, unbearable pain, should not be a normal phenomenon because you are lying in bed and drink painkillers every month, and you need to inform your gynecologist.
Studies have noticed that women who suffer from painful menstrual periods have higher levels of prostaglandin in the mucous membrane of the uterus, namely endometrial menstrual bleeding by acting on the uterus, causing contractions of the muscles and blood vessels.
In addition to these normal phenomena, severe pain and cramping in the cycle can be caused by a change in the body, such as endometriosis, inflammation of the ovary, the narrowing of the canaliculi, uterine fibroids and large ovarian cysts.
3.Heavy menstrual bleeding
Like the menstrual cycle length, duration and level of bleeding is very individual in women.
Normal bleeding is the unit having from 2 to 7 days, and the power of the bleeding should be such that no problem can absorb larger or 3-6 pills pad in one day.
But if menstruation becomes so large that can not be controlled with hygiene pads (more than 80 ounces per day) should inform your gynecologist about this phenomenon.
This phenomenon may be caused by polycystic ovary syndrome, adenomyosis and polyps, as well as some dangerous diseases such as cancer of the cervix or neck tumor that secretes estrogen.