Premature ejaculation usually occurs in which age group

Premature ejaculation is the most likely to occur in the age group, premature ejaculation performance will be different due to different people due to different times, specific time to be specifically analyzed, there is no fixed time period, is based on the actual situation to determine the specific.(a) ejaculation time is too short, stubborn premature ejaculation some start contact, will show this ejaculation fast situation.(b) just contact this sexual life