CALLUM McGregor has dismissed fears his punishing schedule with Celtic and Scotland could lead to him suffering from burnout and admitted seeing football icons like Cristiano Ronaldo play into their late thirties gives him confidence he can continue to perform at the highest level for years to come.
McGregor was one of 13 players who have been involved in more than 55 games for club and country every season in the last three years to be named in a FIFPro report into match congestion and travel burden last week.
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