Physiological callus

I have had the feeling lately that decisions to reduce callus are based more and more upon a single factor. Is the callus ‘physiological’ or ‘pathological’? Differentating between ‘physiological’ and ‘pathological’ seems to be down to a single factor

I have had the feeling lately that decisions to reduce callus are based more and more upon a single factor. Is the callus ‘physiological’ or ‘pathological’? Differentating between ‘physiological’ and ‘pathological’ seems to be down to a single factor

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Physiological callus