Brazilian Jiu-Jitsu

An armbar being applied in Brazilian Jiu-Jitsu. This is an example of ground fighting.

Ground fighting is combat that takes place while both combatants are on the ground. Ground fighting almost always involves grappling and sometimes striking. Many martial arts include ground fighting, such as Judo, Sambo, Hapkido and most famously Brazilian Jiu-Jitsu.