Conditions & Recovery · ScienceDaily Chronic Illness · September 5, 2026

Some joints may be primed for rheumatoid arthritis before birth

Scientists have found evidence that vulnerability to rheumatoid arthritis may begin before birth. Finger joints commonly affected by the disease develop with different tissue structures and larger populations of specialized fibroblasts than joints that are usually spared. Those cells also respond differently to inflammation, suggesting that the architecture of each joint may help determine where a

Originally published by ScienceDaily Chronic Illness. We curate and add context; they did the reporting.

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