Player frustration over playing too many games and not getting enough rest is building across football, but just how close is the sport to a player strike?
The issue of burnout has always been a significant topic in the game, but the expansion of UEFA's club competitions and FIFA's brand new Club World Cup has put the matter at the top of the agenda.
In August, ESPN reported that this season will be the longest-club campaign ever due to the Club World Cup being scheduled to take place over a four-week period in the United States in June and July.