Jiu-Jitsu can be extensively known as ‘human chess’ because it exercises both the body and the mind, using strategies employed by historic Japanese warriors on the battlefield. http://[email protected]@[email protected]@[email protected]@[email protected]@[email protected]@[email protected]@[email protected]@[email protected]@[email protected]@[email protected]@[email protected]@silvia.woodw.