Dr. Travis: And you took charge of your treatment because with the support of your doctors you used complimentary techniques, things like acupuncture, yoga. Olivia Newton-John: Homeopathy, I did took herbs. I did a lot of meditations and visualization, a lot of positive thinking. Deepak Chopra gave me some new meditative experiences. And that is really important. A positive mind is really important in your healing and going through the experience too.