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, Coco Gauff roll to Australian Open's 4th round. Naomi Osaka retires due to injury and Jessica Pegula was upset in the third round.

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 sought assistance from a trainer for some trouble breathing Friday night, and went back-and-forth with one particularly loud spectator, but when the ball was in play at the Australian Open against Tomas Machac,

Novak Djokovic has suggested tennis needs to embrace change, after suspecting the younger generation may be struggling to maintain their focus during long Grand Slam matches. Djokovic clashed with a spectator giving him abuse during his hugely impressive straight-sets third round win against Tomas Machac,