The penis, as you definitely know, is the main sex organ in males. When the male becomes aroused, blood flow is increased to the sex organs, which causes the erected penis. There isn't a bone there,...
A "Smile To The Rising Sun" (waking erection) is often the result of a full bladder exerting pressure on the prostate gland. If that is the case, urinating will generally cause the erection to...
It's almost impossible to insert a flaccid (soft) penis into a vagina. But if it gets even a little way in, it is conceivable that a sperm cell could find its way out of a flaccid penis, carried by...