A team of researchers at Basle University in Switzerland taught 66 hay fever sufferers self-hypnosis in a bid to discover whether it would help to alleviate symptoms such as a runny nose.
The study, which was conducted over a two year period covering two hay fever seasons involved half of the participants regularly practicing self-hypnosis alongside taking their usual allergy medication.
The remaining participants simply took their normal allergy medication and did not practise self hypnosis during the trial period.
After one year had passed it was found that the participants who had been practising self hypnosis had reported fewer hay fever symptoms than the other group.
In the second year of the trial the researchers went on to teach the non-hypnosis group self-hypnosis, and at the end of the second year they had also reported an...