How many jobs are required to aid a MMA/boxing athlete during training?

How many jobs are required to aid a MMA/boxing athlete during training? And what jobs are they (eg: physical trainer)?

You don’t have to have anyone,but, most people have around 5,Wanderlei Silva had someone watching what he eats,and giving him supplements,He also had a Muyi Thai coach(sorry for spelling there),A jit jitsu coach, a conditioning coach,and a sparing partner.

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