An open-minded approach to Martial Arts Training and Education. Health, Fitness, and Self-Defense There are many different reasons people practice the martial arts. Some people practice the martial arts more for sporting reasons and others practice more for profitable reasons or for other reasons of interest. However, our school, Tae Kwon Do-Yun Moo Kwan Yeonmugwan Association, focuses more on characteristics and virtues that of the artisan, philosopher, and preservationist of community interests.