What causes infertility?
What causes infertility in men and women?
Does masturbation cause infertility? Does masturbation in males lead to sexual infertility? Why do women menstruate? Why does the menstruation cycle occur? Why does the menstrual cycle occur? Does taking a hot shower cause infertility? What might be the cause of varying menstrual cycle length? What could be the reasons for post menopausal bleeding and high endometrial thickness? What are some causes of missed menstrual periods, besides pregnancy? Why is it that men in some cultures refuse to believe they are sterile and automatically blame their wives and partners for lack of progeny, claiming they are the infertile ones? Can the swallowing of sperm lead to pregnancy? Does masturbation affect fertility? Fertility: Can a woman in menopause get pregnant by IVF? Does masturbation affect the fertility in males? How does fertilization occur in humans? What do men think about menstrual cycle? What is a menstrual cycle? How does the pill affect your menstrual cycle? Wouldn't menstruation be an evolutionary disadvantage? Do the female egg and the male sperm contribute equally in the creation of new life in humans? Can we have sex during menstruation? What is the cause of erectile dysfunction? If you don't have your period for a long time (1+ years) due to birth control, can you become infertile? Why is the menstrual cycle delayed sometimes? (Other than pregnancy) What are the symptoms a man or boy have when his wife or girlfriend is pregnant? What are symptoms of low sperm count? I have a sperm count of 55 and motility of 50%. Do I need medical help. If yes, then what? Why don't more women have babies with semen from a sperm bank rather than having kids from guys who are good for nothing? Is female masturbation harmful? Does it has any effect on childbirth or fertility? Does frequent masturbation affect sperm quality?