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Researchers found that tightening your core activates a brain circuit linked to memory and focus — not just physical strength

When you brace your abs before lifting something heavy or hold a plank until your muscles shake, the effort does not stay in ...
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Researchers discover that tightening your core muscles activates a brain circuit tied to memory and focus

You probably brace your abs before a heavy squat without thinking much about what happens above your neck. But a 2026 study published in Nature Neuroscience suggests the signal does not stop at your ...