Dizziness during menstruation refers to the symptom of dizziness during menstruation, which may be caused by physiological factors, poor sleep quality, anemia and other factors. 1. Physiological factors: During menstruation, mild dizziness may occur due to significant changes in hormone levels in the body, which is a normal physiological phenomenon and may return to normal after the menstrual cycle. 2. Poor sleep quality: During menstruation, the amount of menstrual discharge is more at night, and you may get up frequently, which will affect the quality of sleep and lead to poor sleep quality, and then dizziness will occur. 3. Anemia: patients with functional uterine bleeding and excessive menstrual discharge for a long time may cause anemia, which may also cause dizziness and may be accompanied by weakness and pallor. If dizziness occurs during menstruation and lasts for a long time and is accompanied by other abnormal manifestations, it is recommended that you seek medical examination and treatment so as not to miss your condition.