What is the JuDo class?

Judo (柔道, jūdō?, meaning “gentle -way”) is a grappling martial art and Olympic sport since 1964. Similar to Greco Roman wrestling, the object of the sport is to either

throw your opponent with speed, force, and control flat on their back, or pin, choke, or armbar them. Striking is not allowed and only the elbow joint may be locked.