Quite often arthritis has its causes in an allergic reaction, and treatment by a clinical ecologist can bring about remarkable recoveries from this painful and disabling disease. Dr John Mansfield, who runs the Burghwood Clinic, explains the food sensitivity theory and shows what success can be achieved by using desensitizing methods. Results from a clinical trial conducted by Dr Mansfield were reported in "The Lancet", but this has largely been ignored by the medical profession to date.