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Is it time for a new knee?
Learn more about achy knees and how to make them feel better
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Reviewed 12/15/2025
Sources
OrthoInfo. "Total Knee Replacement."
https://orthoinfo.aaos.org/en/treatment/total-knee-replacement
.
UpToDate. "Total Knee Arthroplasty."
https://www.uptodate.com/contents/total-knee-arthroplasty
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