Novak Djokovic is 37 and was forced to stop playing because of an injury at two of the past four Grand Slam tournaments.

Madison Keys' coach Bjorn Fratangelo likened the prospect of facing Aryna Sabalenka to staring down Novak Djokovic, Serena Williams and Roger Federer at their best.

Novak Djokovic feels that people don't understand him after the Serbian was booed for retiring from his semi-final match ...

Novak Djokovic has reacted to the crowd at the Australian Open booing after he decided to retire from his semifinal against ...

An injured Novak Djokovic retired from the Australian Open after dropping the first set of his semifinal against Alexander ...

An ailing leg leads to an abrupt finish for the 24-time major winner, who’s a 10-time winner in Melbourne.

Djokovic is only interested in tennis' biggest prizes. He still has the game to win them, but at age 37 his body is letting ...

The Australian Open semifinal match between Novak Djokovic and Alexander Zverev came to a shocking conclusion late Thursday night for fans watching in the United States when Djokovic retired due to ...

Speaking about the injury, Novak cited a muscle tear in his left leg that forced him to retire at a Major for the first time ...

The 10-time winner confirmed he suffered a muscle tear during his quarterfinal against Carlos Alcaraz, forcing him to retire after 81 minutes on Friday.

Novak Djokovic is out of the Australian Open in stunning fashion. The 24-time slam champion medically retired immediately ...

Three-peating at a Grand Slam? It's a feat only a handful of legends have accomplished. Aryna Sabalenka is one win away from joining the ranks of the greats.