Grappling using a traditional Gi uniform. BJJ teaches that a smaller, weaker person can successfully defend themself against a bigger, stronger, heavier opponent by using leverage and weight distribution to take the fight to the ground, and then applying joint locks and chokeholds to defeat the opponent. BJJ training can be used for sport grappling tournaments and in self-defense situations. BJJ is considered a martial art, a sport, a method for promoting physical fitness and building character, and a way of life.