There is a common misconception that the husband is not responsible for infertility. In fact in about 40% of infertile couples, the husband is infertile.
Many people and even doctors feel that a retroverted uterus in the woman causes infertility. This is absolutely untrue.
In most people after having intercourse the semen flows out and they think that is responsible for infertility. This phenomenon is normal for all couples and is not any way the reason for infertility.