What is the relationship between arm size and shoulder size? Is it possible to have big arms but small shoulders, and vice versa? If so, how would one go about doing this?

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I am currently 6'1, and my shoulder width is only 50cm yet I still look lanky. How wide should my shoulder be to consider it as broad? - Quora

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What is the relationship between arm size and shoulder size? Is it possible to have big arms but small shoulders, and vice versa? If so, how would one go about doing this?

Is 16 inches shoulder width too broad for a woman? - Quora

Does someone's shoulder width depend on the size of their chest and torso? - Quora

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