Arthritis, a word that means painful joint, is an inflammatory process that affects the soft tissues of the joints of the human body; it is accompanied by swelling, redness, increased body temperature and pain. There are over one hundred types of arthritis, which can have several causes.

The two main types of arthritis are:

  • osteoarthritis, usually caused by normal wear and tear of the joint
  • rheumatoid arthritis, one of the most common autoimmune diseases.

Other types of arthritis can be caused by uric acid crystals, infections or even an underlying disease such as psoriasis or lupus erythematosus.

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