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At what age do your knees go bad? Understanding the causes of joint deterioration

According to a 2013 study published by the National Institutes of Health, the median age for a symptomatic knee osteoarthritis diagnosis is 55 years old. The question of “at what age do your knees go bad?” has a complex answer, as the process is influenced by a combination of genetics, lifestyle factors, and previous injuries, not just chronological age. The wear and tear on your joints are a cumulative process that can be accelerated or slowed down depending on these variables.