According to experts, premature ejaculation (PE) is a common sexual complaint. Estimates vary, but as many as one out of three men may be affected by this problem at some time. Psychological, biological and now genetic factors can play a role in premature ejaculation. The recent finding of a genetic link came when researchers from Turku, Finland, interviewed more than three thousand men — all pairs of male twins and their older or younger brothers — about the first time they had sex.
