first of all, it's about working with the body's own potential for healing. >> integrative medicine combines con skrengs al and complimentary treatments when there is evidence of safety and effecveness >> it's all those therapiesta nt taught in medical school. that is one piece. >> in the past ten years, there has been a change in the way that conventiona medicine is viewing the field. >> the director of integrative medical program at m.d. anderson cancer center in houston. ins 1997 they have been offering a range of complimentary therapies as well as support to standard treatment. >> there are a lot physicians some are kharl tans, peddling snake oil so to speak. >> we are taking a rational evidence approach, whether the i mind body program is looking at neurological changes and what happens in our brains.