As far as ancient exercise techniques are concerned, the famous Wuqinxi is a foreign practice.
Getting started should be a combination of internal and external skills.
Meditate on the inner air and exercise the outer air.
Nowadays, the more suitable exercise methods in society are Tai Chi, Eight Diagrams, Yongchun and so on. Nothing is unacceptable.
As for the matching breathing methods, a small number of teachers have them.
It is suggested to cooperate with Taoist inner alchemy, not to become immortal, but to cultivate the mind.