Stem cells being used to repair the body is a whole new ball game - LifeWave and their X39 technology which "wakes up" your sleeping stem cells has shown dramatic results - something that I have personally already seen with my eye. At about 14 minutes the discussion moves to those who have knee issues and who are even wheel chair bound - how re-awakened stem cells in your body, using LifeWave patches can rebuild cartilage.