“He had a fantastic season, he’s just come through. We’ve worked, and the club have worked, when we give Mason enough time on the pitch, when we give him enough exposure in the media.

“I have to be honest enough and say I did my best to give him a rest over the summer.

“He needs it, mentally and physically, but then you come to the end of the season and the first thing that happens is he’s called up and right there in the press

“We’ve done what we can to protect him, I’ve done what I can to help him, and when he comes back into the daily routine he’ll be fine.”

Greenwood has return training with United and is in the mounting for tomorrow’s Premier League opener against Crystal Palace.