Graphic: Pep Guardiola over time

The things four years of crazy media exposure and inhuman stress levels will do to a guy.  The following photo shows Pep Guardiola at his introduction as Barca coach in 2008 and compares it to an image taken at the presser last week in which he announced he was leaving the club for a sabbatical.

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Photo credits: fourfourtwo.com and thesun.co.uk