Premature ejaculation

Premature ejaculation is the most common male sexual dysfunction, with an incidence of approximately 14% to 41% of adult males. There are various definitions of premature ejaculation. It is generally believed that premature ejaculation always or almost always occurs before or within 1 minute of insertion into the vagina, completely or almost completely lacks the ability to control ejaculation, and causes its own adverse consequences such as distress, Anxiety, frustration and / or avoidance of sexual intimacy. The International Medical Association (ISSM) classifies premature ejaculation into two types: primary and secondary. Due to the physiological mechanism of premature ejaculation and the pathogenesis of premature ejaculation, there is still no very effective treatment.