Strengthening your core: Right and wrong ways to do lunges, squats, and planks - Harvard Health Blog

Strengthening your core: Right and wrong ways to do lunges, squats, and planks - Harvard Health Blog

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日期:2025-06-02
What do slouching, back pain, and a middling forehand or weak shot off the tee have in common? Often it’s a weak core—the girdle of muscles, bones, and joints that links your upper and lower body. Your core gives you stability and helps power the moves yo...看更多