Knee Arthritis Becoming More Common for Unknown Reasons
The researchers don’t yet know the cause, but it likely involved fitness and diet.
by Douglas Main
Sep 08, 2017
2 minutes
New research shows that knee osteoarthritis, a painful and disabling condition in which cartilage wears down and bones rub against each other, has doubled in the last 50 years. This surprising spike raises serious questions about what causes the disease, and suggests it may be more preventable than previously thought.
The primary risk factors for the condition, which affects nearly one in five Americans over the age of 45, were August 14 in , suggests that the doubling in prevalence cannot be explained by these factors.
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