Too often there is an erection, without any pathogens, and even at a size of 16 cm it is unpleasant (age 18). What could it be?
My boyfriend has a weak erection. Penetration is impossible without oral sex. What is the reason for this? What to do? Maybe I don't excite him?
What drug (except for "Viagra") can be taken by a young man whose intercourse lasts less than 5 minutes?