can a period cause lightheadedness and dizziness
3 doctors agreed: 1  Bleeding, anemia: Fibroids, also called leiomyomas are benign uterine tumors (not cysts) that can cause pain and heavy bleeding with your periods. If they are causing very heavy periods, this can lead to anemia and the dizziness, lightheadedness, etc you described. They are easily diagnosed with an ultrasound.