Cohort Studymoderate evidence
High-impact physical activity participation and 12-month risk of joint replacement: a longitudinal mediation analysis of 17 661 patients with knee or hip osteoarthritis.
British journal of sports medicine·July 9, 2026·PMID 42414085
Why it mattersCurrent guidelines recommend low-impact activity for osteoarthritis, but this study suggests high-impact activity may not increase and could even reduce hip replacement risk, challenging conservative restrictions and supporting individualized activity counseling.
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