Some women experience increased libido before menstruation. It is caused by a change in the hormone levels in the body and an increase in estrogen levels. Before the onset of menstruation, care should be taken to avoid strenuous exercise. The levels of progesterone and estrogen in the body fluctuate in the days before menstruation, and this is when some women are affected and experience an increased libido. Some women will also experience abdominal pain, a feeling of falling in the abdomen, headaches, and emotional instability. These are all normal phenomena before menstruation and the symptoms that occur vary from person to person. Be careful not to exercise strenuously before your period. Before menstruation, if the lower abdomen is hit violently or after strenuous exercise, it may lead to luteal rupture appearing abdominal pain, dizziness, pallor, hemorrhagic shock and so on. If there is a luteal body rupture, you need to go to the hospital immediately for treatment, which can seriously affect the patient’s life.