Novak Djokovic has overcome some trouble breathing and played quite well for a straight-set victory over 26th-seeded Tomas Machac to reach the fourth round at the Australian Open.

Novak Djokovic stepped up a level in his Australian Open third round match against Tomas Machac, brushing the Czech aside 6-1, 6-4, 6-4 with a vintage performance to reach the second week at Melbourne Park for the 17th time.

Eurosport experts Justine Henin and Tim Henman were both impressed with Novak Djokovic's display as he beat Tomas Machac at the Australian Open.

Tomas Machac (No. 25 in the world) takes on Novak Djokovic (No. 7) in the Round of 32 at the Australian Open.Djokovic defeated Jaime Faria 6-1, 6-7, 6-3, 6-2 on Tuesday in the Round

The 24-time Grand Slam champion is a master of easing into majors. At every one, he has a match that lifts him up. Will this one be it?

Count Novak Djokovic as being in Danielle Collins’ corner. He thinks her response to booing fans at the Australian Open was absolutely fine — which should come as no surprise, given the way Djokovic gets into back-and-forths with hecklers at his matches,

Novak Djokovic overcame breathing issues & played well in a straight-set win over 26th-seeded Tomas Machac to advance to the 4th round of the Australian Open.

World No.7 Novak Djokovic put on a flawless performance to beat Czech Republic’s Tomas Machac 6-1, 6-4, 6-4 on Rod Laver Arena on Friday, January 17. Djokovic now has a 2-1 lead over Machac in the H2H record on the ATP Tour.

Novak Djokovic has revealed he's 'very hot-headed' in the wake of his victory over Tomas Machac at the Australian Open on Friday morning. The Serb won 6-1, 6-4, 6-4 to book his place in the fourth round of the competition as he continues to chase Grand Slam No 25.