… Tai Chi Chuan is totally different from anaerobic exercises or oxygen consuming exercises such as running, swimming, playing football, basketball, badminton etc. It is a real aerobic exercise. We won't feel exhausted. It a lifetime beneficial sport. We seldom saw any soccer players at the age of 50 and tennis players at the age of 60. However, Tai Chi Chuan could be trained to be better and better as more and longer. There are a lot of Tai Chi Chuan players at the age of 80 or 90 as nimble …