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의지넘치는사자20·Back Extension·2025-09-23It feels like my back hurts, is this due to strain? Or is it because of my posture being wrong??ㅜㅜ
It feels like my back hurts, is this due to strain? Or is it because of my posture being wrong??ㅜㅜ
If it is determined that it is not typical muscle pain, then it is not a stimulus.