Long before turning 37 years of age, Cristiano Ronaldo had little to prove in football.
The Manchester United star has won five Ballons d'Or, five Champions League titles and at least one top-flight title in England, Spain and Italy.
But Ronaldo is a born winner who has spent the vast majority of his adult life defining what it means to be a footballer; with his prestine physical condition and talismanic presence on the pitch helping put his name in the history books next to countless records.
