ESR

This add-on measures your ESR (Erythrocyte Sedimentation Rate), a key marker used to detect inflammation that may be associated with autoimmune conditions. Elevated ESR can indicate ongoing immune activity or inflammation—even in the absence of obvious symptoms—and is often used to monitor conditions like rheumatoid arthritis, lupus, or other chronic inflammatory disorders. Note: Takes 3 working days to complete. Read our complete guide to ESR →