Recently we have heard a lot of report on TV News about footballers developing Dementia as a result of heading a football amongst other things like head injuries.
Take Dennis Law Who played for Manchester United and Scotland has just confirmed he had the condition recently.
Then we have Terry McDermott, who played for Newcastle United and Liverpool who has lately become another victim of the condition.
https://www.alzheimers.org.uk/blog/football-heading-dementia-risk#main-content
Disablities & Mental Health Issues 