According to a research conducted at the Mayo Clinic points to a mind-body connection through nerves, hormones, and chemicals in the brain and body. Hypnosis is best used in conjunction with other forms of therapy. The Mayo Clinic lists the following benefits of hypnosis: changing negative habits (stop-smoking), reduce stress and anxiety, control pain, relieve irritable bowel syndrome (IBS), lower blood pressure, reduce frequency and intensity of migraines, treat asthma, and heal skin disorders.

A recent research conducted at the Mayo Clinic in Rochester, Minnesota has concluded that obese patients can consider bariatric surgery for reducing the risk of adverse cardiovascular events. This is the first ever study to take into account validated scores for cardiovascular risk on a patient population and compare them with previous results. The results showed that cardiovascular risk was reduced by up to 79 per cent.