Marcus Rashford will find it “very difficult to get to 30”, claims former England boss Sam Allardyce, with the Manchester United star facing a serious threat of burning out.
At 21, Rashford has already become an established member of the first-team at club level and is also considered one of Gareth Southgate's most important players on the international stage.
Ole Gunnar Solskjaer has helped to bring out Rashford's best over recent weeks, with the forward starring for United in a central striking berth.
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More is expected in the seasons to come, but Allardyce believes the demands set to be placed on him may lead to early retirement.