I am 29. I have very silm body. 50 kg weight. I like wear 80 cm underwear. Can 80 cm underwear effect on my penis. My penis size 4 inch. I want to make its 8 inch long. So can I change underwear size or not? But I like to wear 80 cm size. I am confuse. Help me.

Suggestions offered by doctors on Lybrate are of advisory nature i.e., for educational and informational purposes only. Content posted on, created for, or compiled by Lybrate is not intended or designed to replace your doctor's independent judgment about any symptom, condition, or the appropriateness or risks of a procedure or treatment for a given person.