Nervous systeme retraining
For a very young man , who's been in a constant fight or flight for a year caused by sole physical problem , and the anixeity and stress make these problem worse and stronger.
How to retrain your nervous systeme, and how to make it even stronger for future problems?
BTW I'm not looking for an instant relif, I'm looking for a good method and I don't care about the time.
^(A vid will help me a lot)