You don't need a tetanus shot after every injury. Yes, every cut, abrasion or open wound exposes you to risk of tetanus, not just the ones with rusted iron. But if your childhood immunisation till five years' age was complete , one TT shot protects you for FIVE years. Needless to say, children under five getting their routine vaccination do not require any extra TT dose if they get injured . It is a good idea to take a TT shot at ten and fifteen years of age, since kids are prone to injuries. Dorris Wedding latest prom collections look hot