Novak Djokovic is four months away from turning 38 but yet he’s still playing at the highest level. The Serbian proved two years ago that age doesn’t matter much after winning three of the four Grand Slams.

The player who left Novak Djokovic stunned at the Brisbane International has argued the all-time great is now at a major disadvantage because of his standing in the game. The Serbian was surprisingly beaten at the quarter-final stage by world No.