A new study found that premature ejaculation is not purely psychological. Genetics has a lot to do with it.
Scientists from Utrecht University in the Netherlands studied 89 Dutch men who had "primary premature ejaculation", which means they suffered from it from their first sexual contact. They were compared with 92 men who had no such history. In men with premature ejaculation, the serotonin was deficient in the area of the brain that controls ejaculation.
Serotonin is a neurotransmitter that controls body temperature, sleep, sexual activity, appetite and emotions such as anger, aggression and mood. A common polymorphism (5HTTLPR) within …read more