Professional tennis player Novak Djokovic, goes GLUTEN-FREE and ups his game big time. From collapsing on the court to simply having a hard time getting going in the mornings, he realized he needed a change. A doctor confirmed his intolerance and helped him to to adopt a healthier lifestyle. Novak reveals his new approach to nutrition and how he makes it work as a professional athlete. Gluten is in everything, but he insists you can live without it.