•Tetanus is a disease that causes muscle spasms and stretches your body. It is caused by a bacterium, . To prevent minor Tetanus, you have to be properly immunized(with a shot). Some symptoms of Tetanus begin with mild spasms in the jaw. Other symptoms of Tetanus are fractures, drooling, irritability, and excessive sweating. The first signs of Tetanus are trismus, or lockjaw. Tetanus can also be found in rusty nails. If the nail manages to pierce your skin and infect your body, you will most probably get Tetanus. Fortunately, Tetanus is a rare disease in the United States.