“I know the boy at United, Juan Mata, who gives a percentage of his wages to charity,” he added.
“Look at what Rashford has done. Not all footballers are out buying cars. There’s a big percentage with a big heart. Football people aren’t idle.”
Ferguson wants football to act in the fight against dementia, believing the old leather balls were ‘like heading a cannonball’ at times.
“Those leather balls,” he said.
“When water got into them, it was like heading a cannonball. Really heavy work.
“I headed the ball a lot but thank God it’s not hit me yet.