10 bodybuilding

  • 4 年前
They may not be the biggest or the strongest muscle group in your body, but your biceps are arguably the best "show" muscles.

Functionally, the biceps muscle is pretty straightforward—it flexes the elbow—yet humankind has come a long way since the days of hoisting a club. These days, we don't just want our biceps to work, we want them to represent!

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