Female Infertility – Causes, Signs and Home Remedies with Acupuncture treatment What are the Risk Factors of Infertility? Anovulatory menstrual cycles: abnormal cycles of varying degrees, often characterized by the absence of ovulation and/or luteal phases. Autoimmune disorders. Blood clotting disorders. Uterine defects. Blockage of the cervix. Eating disorders. Endometriosis.