Quick, accurate switches of play over the central midfield unit can leave the full-backs underloaded.
Out of possession, the wide areas can also give the opposition a target to counter-attack into. Quick, accurate switches of play over the central midfield unit can leave the full-backs underloaded. This means the nearest central midfielder has to get across quickly. They may have to make lateral runs constantly when out of possession, leaving them fatigued when play is turned over and they are needed in attack.