The English PFA says concussion rules must be addressed 'urgently' to avoid 'serious' injury

The Professional Footballers' Association in the UK has renewed calls for the introduction of temporary concussion substitutes after fresh controversy over the weekend.

Aston Villa goalkeeper Emi Martinez took a heavy blow to the head in an accidental collision with team-mate Tyrone Mings in the first half of his side’s 4-0 defeat at Newcastle on Saturday, but initially stayed on after lengthy treatment before being replaced shortly after.

The incident provoked fresh debate over head injury protocols, and the PFA has now said current rules are putting players at "serious risk".

Dr Adam White, head of the PFA’s brain health department, said: "Put simply, the current laws of the game are jeopardising player health and safety.

"Permanent substitutions do not allow medical teams to assess a player with a potentially serious brain injury in an appropriate environment. The rules as they are create an extremely challenging situation and offer no support to medical personnel."

In December 2020, the International Football Association Board introduced a trial of permanent concussion substitutes – not counting towards a side’s substitute limit.

The Premier League, the Football Association and English Football League subsequently adopted the rule permanently across all professional competitions – a move widely welcomed at the time.

But the PFA continues to push for the introduction of temporary concussion substitutes, which would allow medical staff longer to assess potential injuries before making a decision on whether or not a player needs to be permanently replaced.

The players’ union also expressed alarm that European governing body UEFA is yet to integrate the permanent concussion substitute rule into major competitions including the