What is the difference between full-back and wing-back in football?

Tactical innovation is a necessary phenomenon in football and coaches must be ready to adapt their approaches in the pursuit of glory.

There have been many different formations and playing philosophies in the history of the game, from the Totaalvoetball popularised by the Netherlands in the 1970s to Jurgen Klopp's 'Heavy Metal Football'.

Certain formations have emerged and re-emerged over the years, with 3-5-2 in particular becoming increasingly popular in the late 2010s as an antidote to the tiki-taka of Spain and Pep Guardiola's Barcelona.

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Among the most important components in the 3-5-2 formation (or any set-up with a back three) are the wing-backs, and players who can play in…