A 70-year-old man has baffled medics in Brazil after claiming that he has drunk nothing but Coca-Cola for 50 years. https://filedn.eu/lhVNGNsizwl5t7THnzzJ2c8/New%20public/CEN-CokeBro-01.mp4 Roberto Pedreira, who could pass for 20 years younger, says he has not swallowed a drop of water since he was a young man. Even when he was in…