• someguy3OP
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    10 months ago
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    So you’re flexing your jaw muscles?

    • MelllvarEnglish
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      10 months ago
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      10 months ago
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      Yes. But not the “main” jaw muscle that gives up/down biting force. It’s the ones that let you move your jaw side-to-side and forward/back. Especially the forward/back ones.