Newly discovered species of bacteria in the microbiome may be a culprit behind rheumatoid arthritis
- Written by Meagan Chriswell, MD/PhD Candidate in Immunology, University of Colorado Anschutz Medical Campus

Rheumatoid arthritis affects 1 in 100 people worldwide. It causes inflamed, painful and swollen joints, often in the hands and wrists, and can lead to loss of joint function as well as chronic pain and joint...