You may have heard of it before - the octagon. It's the place where warriors meet to battle each other into submission by knocking the opponent unconscious or forcing him to give up by imposing explosive pain on his body. It is the Ultimate Fighting Championship.

Martial Arts is the combination of physical techniques and mental discipline. It is used for self defense, body strengthening, relaxation, and even competition.

Martial arts are a sport that combines a variety of different methods of combat. In some cases, martial arts are used only for use, in other cases; martial arts are used in head-to-head combat, in generally controlled situations, such as matches or shows.