Master Hsu is practicing Tai Chi in the snowy morning in China, Guangping, Hebei province, on Dec. 15, 2019. It is the brithplace of Yang Luchan (1799–1872), influential teacher of the internal style martial art Tai Chi Chuan (Taiji Quan), the founder of Yang-style Tai Chi Chuan:
Tai Chi Chuan (Taiji Quan) has been a popular health exercise for many centuries. Its popularity continues around the world. Although people practice tai chi to promote health, in its origin it is a form of martial art, a form of self defense.