The world number one explains that he is going through "a very difficult time" because of his positive test for the steroid clostebol. World number one and Italian tennis player Jannik Sinner has said that he was in "a very difficult moment" having sleepless nights over his doping case.

Novak Djokovic says the doping case involving Jannik Sinner is not helping tennis at all while Italian is confident of a positive outcome; watch all the ATP and WTA action on Sky Sports Tennis and Sky Sports+ which is integrated into Sky TV,

Should the Professional Tennis Players’ Association achieve its stated ambition – which is to help more pros earn a viable living – this will add another cubit to the legend of its co-founder Novak Djokovic.

Novak Djokovic didn't hold back when expressing his thoughts on the ongoing doping case involving world No. 1 Jannik Sinner.

Novak Djokovic says the ongoing doping case involving world No. 1 Jannik Sinner is “not helping tennis at all."

The players’ association founded by Novak Djokovic is weighing up a programme of legal challenges that could reshape the world game.

Novak Djokovic reacts to Jannik Sinner twice testing positive for a banned substance earlier this year, with an independent tribunal allowing the world No. 1 to continue playing.

Former doubles world No 1 Nicolas Mahut believes “negligence” caused Jannik Sinner’s failed drug tests and argued this “would never have happened” to Novak Djokovic. The Frenchman does not think Sinner tried to cheat,

Novak Djokovic says the Jannik Sinner doping scandal ‘is not helping our sport at all’ and shows that tennis ‘has a system that is not working well’. Djokovic spoke to reporters at the Shanghai Masters this week and seemed angry when talking about the controversy around Sinner,

Novak Djokovic has blasted the governing bodies of tennis for mishandling Jannik Sinner's doping case. Speaking to the media ahead of the Shanghai Masters, Djokovic sympathized with Sinner for having his innocence questioned even after he was cleared by the International Tennis Integrity Agency (ITIA) and the Italian anti-doping authority following a series of formal hearings.