There are a number of poignant and even physical factors that can cause premature ejaculation. This might include, an instance when a man is too excited, stimulated or the penis is very sensitive. When a man is not comfortable with the partner or is nervous, PE is more eminent. Other common causes of premature ejaculation include;
Men with low amount of special chemical called serotonin in their brain may also have problems with premature ejaculations.