Penis length 12cm is still considered short belongs to the psychological perception of the individual.
Normal adult male penis length, the world does not have a unified standard. And our male penis length in the natural state of the average is 6 ~ 8cm, in the erectile state of the average is 10 ~ 13cm. different people’s penis length is affected by the region, ethnicity and so on. Therefore, it is normal for the penis to reach 12cm after erection.
Different individuals for the penis length of the expectations of certain differences, or long-term viewing of pornographic film and television materials by the adverse intrusion of pornographic culture, affecting the male of the penis length of the scientific judgment, prone to produce a certain inferiority complex. For this reason, produce this kind of cognition also need to be corrected in time, to avoid falling into a vicious circle.
Worry about their own penis is small, this worry is not necessary. If necessary, you can go to the regular hospital to consult a professional doctor to get help.