Autoimmune issues almost double for Rh negatives

An autoimmune disease is a condition that results from an anomalous response of the adaptive immune system, wherein it mistakenly targets and attacks healthy, functioning parts of the body as if they were foreign organisms.

Is having RH negative blood linked to autoimmune disease?

Each autoimmune disorder group included between 570 and 951 US participants. While there was little difference in blood type distribution patterns among the five diseases, unexpectedly, all five disease groups showed a consistent pattern where Rh negative was almost twice as high as US population norms.

The study:

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