Hypnosis is a changed state of awareness and increased relaxation that allows for improved focus and concentration. It also is called hypnotherapy. Hypnosis usually is done with the guidance of a health care provider using verbal repetition and mental images. During hypnosis, most people feel calm and relaxed. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.