Unforgiveness is classified in medical books as a disease. According to Dr. Steven Standiford, chief of surgery at the Cancer Treatment Centers of America, refusing to forgive makes people sick and keeps them that way. With that in mind, forgiveness therapy is now being used to help treat diseases, such as cancer. "It's important to treat emotional wounds or disorders because they really can hinder someone's reactions to the treatments, even someone's willingness to pursue treatment,"