How can you tell if your are damage ?

What you are experiencing is perfectly normal for a guy your age. The phenomenon you are experiencing with your testicles is called cryptorchid and it should go away around the same time that you start having your period. After that, you'll notice some skin sloughing off. Do not panic; this is normal. The has to shed it's skin - much like a snake - at least three to four times in order to overcome chronic cases of cryptorchidism.