ONE SIDE of my TESTICLE hang LoweR alot sumtimes!!!!?

omg , my left testis hang higher when my is tight , my left 1 hangs way lower whenever i play sports, y??? its abt 2 cm lower and its like overlaping the right 1 , the right 1 seems to be in tight form and the left 1 is like hot relaxing form , it looks sepremely ugly, like a mutant .