Unarmed combat refers to fighting techniques that do not involve weapons. It includes various martial arts and self-defense systems, such as karate, judo, and boxing. Practitioners use their body to strike, grapple, or defend against an opponent, focusing on skills like agility, strength, and technique. Training in unarmed combat can enhance physical fitness, coordination, and self-discipline. It is often taught in military and law enforcement settings for self-defense purposes. Additionally, unarmed combat can be a competitive sport, with events held in organizations like the International Olympic Committee and various martial arts federations.