“When we travel around the world and there are major times differences, I normally try and arrive with enough time ahead of the tournament in order to adapt to the conditions (jet lag, courts, weather).
“I try to do things in the best possible way in order to be ready for the action.
“And if for some reason, some days, you are more nervous and you can’t sleep much, you deal with it. When it’s match time, the adrenaline will be there.
“So I know, from experience, that it will not affect my performance.”
Nadal recently lost to Alexander Zverev at the Paris Masters, a tournament he’s never won before.
But he wasn’t overly disappointed by the loss, saying: “I spent hours on court.