For more than four decades, Dr. Mattia has worked with hundreds of the world’s most prominent professional athletes, helping them to restore their joint strength and mobility and stay on top of their game. Now he turns his expertise to ViscoGen®, helping everyday patients of all levels who suffer from chronic knee and joint pain, avoid surgery and get back to the activities they love. Dr. Mattia is past president of the ICA /Sports Health Science and Fitness Council. He has been voted Chiropractor of the Year and Sports Chiropractor of the Year by the International Chiropractors Association.