Joint Pain or Arthritis Two main kinds of arthritis are recognized clinically, osteoarthritis and rheumatoid arthritis. In osteoarthritis the joints have bacteria living in the deposits left there. In rheumatoid arthritis the bacteria come from larger parasites -- wormlets actually living in these joints. The worms are the common little roundworms whose eggs hatch into microscopic wormlets that travel. We have four common roundworms: Ascaris, hookworm, Strongyloides, Trichinella. Their... read more