Not for everyone but those of you who are able to reach a state of hypnosis can benefit greatly from this technique. We will try to teach you to put yourself into a hypnotic trance. If you are able to achieve it, he will help you teach yourself a word of phrase that will quickly bring you back to that state of relaxation whatever your circumstances.
It has proven efficacy in anxiety related to many situations. It has been particularly studied in people going through different medical treatments like dialysis, chemotherapy, surgery and dentistry. There is a 2010 review that goes through all that evidence. The main issue with hypnosis is that the person must be suggestible to benefit from it. Here is a recent study on how suggestibility influences outcomes in using hypnosis to manage pain.