Is Running a Death Sentence for Your Knees? Doctors Weigh In.
Women's Health
February 19, 2026
AI-Generated Deep Dive Summary
Running is often feared as a culprit for knee problems, but experts and real-life examples challenge this notion. Cherie Gruenfeld, Rose Marie Savage, and Mildred Baker prove that running can be pursued well into older age without knee issues, with Gruenfeld completing half-Ironmans at 81 and Baker finishing her first half-marathon at 79. Dr. Abigail Campbell, an orthopedic sports surgeon, dismisses the myth, emphasizing that weight-bearing exercises like running are essential for joint health, as they maintain bone density and cartilage strength.
Contrary to older studies suggesting a link between running and knee arthritis, recent research shows no such connection. A 2024 study of marathon runners found that age, BMI, previous injuries, and family history were more significant factors in knee osteoarthritis than running itself. Similarly, a 2018 study concluded that leisurely running wasn't associated with knee problems. These findings highlight the protective benefits of running against knee pain.
Dr. Lisa Mitro notes the confusion caused by conflicting advice but underscores the importance of weight-bearing activities for joint health. Running, when done safely and appropriately, doesn’t lead to arthritis and can even reduce knee pain. This matters because many people, especially older adults, avoid running due to outdated fears, potentially missing its health benefits.
Understanding this distinction is crucial for readers seeking to stay active
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Originally published on Women's Health on 2/19/2026