Why are men’s genitals so fragile?

　　Nowadays, there are many domestic and foreign football matches broadcast on TV, and many elderly viewers like to watch football very much. I wonder if you have noticed this phenomenon. Whenever a direct or indirect free kick is taken in the penalty area, the defender acting as a human wall always invariably covers the front of his lower body with his hands. Why is this?

　　It turns out that the entire vulva of a man, including the penis and testicles, are critical parts, especially the testicles.

　　due to testicles nerve The distribution and the thick and tough white film on the outside make its volume strictly limited and cannot be easily deformed. Therefore, the testicles are a pair of delicate organs that cannot be pinched or touched. They are extremely sensitive to pressure. For example, you can pinch your thigh muscles or your belly without feeling particularly painful or uncomfortable, but if you pinch your testicles with the same or smaller force, it will be intolerable.