Physical issues saw him miss a total of 10 tournaments last season, while he also withdrew from a third-place match at a tournament in Abu Dhabi just before the end of 2018. I tried to play, I wanted to play, but recommendations from the doctors (were otherwise),' he told reporters.
Nadal also revealed he felt better than a few days ago but it was going to be hard for him to play the whole month in Australia.
"This is the second year that they (Brisbane fans) don't have the chance to watch me play here".
In a press conference to announce his decision, the 17-time major champion said "I did an MRI and it shows a small staring on my left thigh".
North Korea warns of 'new path' if United States 'continues to break promises'
The annual New Year's address is a tradition Mr Kim picked up from his grandfather, founder of the communist country, Kim Il-sung. After months of bitter acrimony and public name-calling between the two leaders, Trump and Kim met in Singapore in June .
Nadal, who claimed his 17th Grand Slam title at Roland Garros a year ago, has not played a competitive match since September.
"I will probably be 100 per cent in five days".
Taro Daniel will replace Nadal in round two against Jo-Wilfried Tsonga.
The 17-time Grand Slam champion hasn't played a competitive match since September but said Wednesday he is working hard in practice and remains confident he will be ready to compete at the Australian Open, which starts January 14 at Melbourne Park. "It's a risk to damage my body for one month if I play".
"I feel that I can give a good level of tennis, but I can't do my 100 percent. I want to feel myself competitive every week that I am on the court and I want to keep fighting for the things that really make me feel alive, you know, for the things that motivate me", Nadal had said. "I feel myself ready and always it's tough when you have to go from a tournament, but especially if you feel yourself ready and playing well, and that was the case".