Novak Djokovic breaking legendary Steffi Graf record of weeks at world No. 1 'very unique' says Alex Corretja

Eurosport expert Alex Corretja has given his reaction to Novak Djokovic passing the great Steffi Graf to hold the outright record for weeks spent at world No. 1. The 35-year-old, who had already broken Roger Federer’s record of 310 weeks as men’s world No.

1, surpassed WTA Tour legend Graf's remarkable tally on Monday when he moved to 378 weeks at the top. Ad Djokovic — who is also level with his great rival Rafael Nadal on 22 Grand Slam singles titles after he claimed his 10th Australian Open crown — has another Spaniard, Carlos Alcaraz, putting him under pressure for the top ranking but has held him off for long enough to secure the record. TennisDjokovic v Alcaraz rivalry at top of world rankings 'great for tennis' says Corretja28 MINUTES AGO Corretja has admitted that he «really cannot understand how he can manage to do that for so many weeks» when he was asked about Djokovic's exploits in sealing this latest record, given the consistency and determination that has been required to achieve the feat.

«I'm going to tell you the truth: as a former player, I really cannot understand how he can manage to do that for so many weeks,» Corretja told Eurosport. «I grew up looking up to Steffi Graf and watching her all the time, practising hard. I was always wondering how difficult it must be to keep such a high level for so many weeks in your life.

»But now with this from Novak, it is unheard of. It is something that is even difficult to understand for people who have played the same sport. «This is very unique.