Novak Djokovic has become a force in the tennis world recently. He has won the last 37 straight matches, with seven titles - including multiple wins against tennis giants Federer and Nadal. This is not his first season and previously he was much less than exemplary in the sport. This change from zero to hero is causing countless outcries from fans wanting to know, "What changed?"
The difference is simple. Djokovic was told he was allergic to gluten (different than celiac disease) so he cut...
