Why Does Your Knee Hurt While Climbing Stairs?
Whether you are in your early 20s navigating office stairwells, an active runner in your 30s, or an older adult keeping up with daily household activities, stair climbing should feel smooth and painless. Yet, for millions of people, taking that upward step triggers a sharp tweak, an aching burn, or an unsettling popping sound right under the kneecap.
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