Most people underestimate the power of the mind.
However, many health professionals use mind power every day. Doctors know that patients who maintain a positive attitude can boost their immune system and enhance their chances of recovery. Sports coaches use visualisation as a training tool. They encourage athletes in their charge to imagine success over and over again, until they eventually succeed. Interesting research Burke's Backyard scientist, Graeme Quirk, has some good news for couch potatoes.