Human penis size

What does it mean if I feel burning when I pee? Despite what you may hear, no exercises, vitamins, or diets can change the size of your penis or make it grow faster. If it burns when you pee, you may have an infection, like a urinary tract infection or an STD. Wet dreams are a normal part of puberty. Like the hair on the rest of your body, it will thin and may turn gray.