Both will do. However, if you want to have a therapeutic effect, you must first lay a good foundation. It can be said that those who come to learn routines can only be counted as gymnastics, and at most they can exercise their muscles.

And you don't have to go to Tai Chi Chuan. Many traditional sports in China have this effect.

Recommended Bian Zhizhong's "China Taoist Mystery Health Preservation and Longevity", also known as "Rejuvenation". This name is chosen because it has a miraculous effect on human reproductive system and urinary system, just like returning to youth, so it is also called rejuvenation.