The world No. 1 said the "mental part" of his game was especially important in his run to the US Open title this year.
Tiger-tattooed Aryna Sabalenka clawed her way back from injury and disappointment to hoist the US Open trophy at last.
Djokovic says young rivals have awoken his inner 'beast'
Grit, determination, nerves were all on show at the US Open final.
Thiem said he had no regrets retiring at 30.
Sumit Nagal crashed out of the US Open after suffering a straight-set defeat against Dutch player Tallon Griekspoor in the first round. The 27-year-old Indian tennis ace, competing in his fourth Grand Slam this year, was beaten 1-6, 3-6, 6-7(6-8) late in the day at Flushing Meadows, New York.
Carlos Alcaraz said he will be "at 100%" for the US Open despite stopping his training in New York on Saturday as a precaution after twisting his ankle.
Images from the US Open women's singles final at Flushing Meadows, New York, on Saturday.
An emotional Frances Tiafoe promised to one day hoist the US Open trophy after his Cinderella story came to a premature end on Friday with a semi-final loss to Spanish teenager Carlos Alcaraz.
Ons Jabeur struggled to hold back the tears after losing a second consecutive Grand Slam final on Saturday, but while the Tunisian said her US Open defeat to Iga Swiatek was tough to take she vowed to come back swinging.
He will commence his Australian Open campaign against Alexander Bublik in the first round.
After an Olympic stumble Novak Djokovic will get a second bite at history in the Big Apple with a calendar year Grand Slam there for the taking at the US Open.
Images from the US Open men's singles semi-finals at Flushing Meadows, New York, on Friday.
World number one Jannik Sinner's bid for a second Grand Slam title continued to gain momentum as he thumped Christopher O'Connell 6-1, 6-4, 6-2 on Saturday to reach the US Open fourth round.
Former US Open champions Dominic Thiem and Emma Raducanu will headline the qualifying field for the Australian Open as they look to reignite their careers in 2024 following struggles with injuries.
It has been a tale of two draws at the US Open, with the men's seeds advancing full steam ahead and the usually fastidious women's field in disarray. Eight of the top 16 women's seeds have been given the boot at Flushing Meadows, while all 16 men have strolled forward.
Roger Federer and Serena Williams will begin the defence of their US Open titles at Flushing Meadows on Monday, while Kim Clijsters returns to grand-slam tennis for the first time in two years.
Rafael Nadal turned dream wrecker at Flushing Meadows when he downed American favourite Mardy Fish 3-6, 6-1, 6-4, 6-2 in a rowdy late late show that closed Wednesday's programme at the US Open.
Carlos Alcaraz beat Novak Djokovic in the Wimbledon final to win his fourth Grand Slam title.
Australian controversial tennis star Nick Kyrgios has announced that he will call curtains on his career if he wins the US Open, the fourth major of the season at Flushing Meadows.
Novak Djokovic's bid for a record 25th Grand Slam title kicked off on Monday with an easy win over qualifier Radu Albot in the US Open first round.
Andy Murray knows time is no longer on his side as the 36-year-old conceded that another deep run at a major may not be within his reach after exiting the US Open on Thursday.
'I know earlier in the tournament I said something in kind of a bad way and now I'm saying it in a good way: That it's because of your energy that I'm in the final'
At the age of 36, Novak Djokovic is the fourth oldest Grand Slam champion of the Open era.
Former world number one Novak Djokovic will miss the US Open after he said on Thursday that he will not be able to travel to New York for the tournament, having chosen not to be vaccinated against COVID-19.
This is the first time in 35 years that an Indian men's player beat a seeded player in a Grand Slam.
Osaka also reached the final of the Western & Southern Open, which was held at Flushing Meadows this year due to the COVID-19 pandemic, but had to withdraw against Azarenka due to an injury.
Raducanu stormed into the third round of the Cincinnati Open
Aryna Sabalenka is the red-hot favourite at Melbourne Park, where another victory would give her a fourth major title and widen the gap in the rankings to Poland's Iga Swiatek and Coco Gauff of the United States.
Images from the US Open men's singles final between Jannik Sinner and Taylor Fritz, at Flushing Meadows, New York, on Sunday.
Gets standing ovation after first round loss at the US Open on Monday.
Images from the US Open women's singles third round matches, at Flushing Meadows, New York, on Friday.
Novak Djokovic begins his hunt for a fifth Flushing Meadows crown when he meets Moldovan Radu Albot
Images from the US Open men's singles second round matches, at Flushing Meadows, New York, on Thursday.
The American great came into what is expected to be her final tournament as a 50-1 long-shot to win the title but after upsetting world number two Anett Kontaveit on Wednesday she is now 14-1
Germany Jan-Lennard Struff has also withdrawn from the US Open, the USTA said.
Images from Day 7 of the 2021 US Open in New York on Sunday.
Venus Williams will miss the upcoming US Open due to an injury, becoming the third U.S. female after her sister Serena and Sofia Kenin to announce on Wednesday they would not take part in the final Grand Slam tournament of the year.
Defending US Open champion Rafael Nadal retired from his semi-final against Argentine third seed Juan Martin del Potro on Friday with right knee issues. The world number one was trailing 7-6(3), 6-2 when he decided to call it a night.
Flavia Pennetta reached her first grand slam semi-final after beating Roberta Vinci 6-4, 6-1 in their all-Italian quarter-final at the US Open on Wednesday.