However it is still not yet clear whether is he is allowed now to play for Mali under new FIFA regulations, which allow players to change national allegiances but with certain restrictions on age, dual nationality and the level of past international appearances.

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Traditional seniority systems, under which people get promoted and paid more as they age, therefore need to change.

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But the change in uprating for the next few years is a reform which asks most working age households to contribute, regardless of circumstance.

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What we need to go on studying is whether diseases like arthritis, which tend to be associated with older age, occur in a normal way or whether the incidences change.

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