Duchess of Cambridge using hypnotherapy

The Duchess has been reported as using hypnotherapy to help with her morning sickness. Just another example of how refocusing your own perspective, on so many different things, can improve your wellbeing. What would you choose?
Full article below http://www.standard.co.uk/news/uk/duchess-of-cambridge-undergoes-hypnotherapy-to-overcome-morning-sickness-8460546.html