Chronic pain is a term often used to describe pain that lasts longer than 3 to 6 months and/or that does not resolve when tissue heals. Chronic pain from arthritis may be caused by conditions such as ankylosing spondylitis or osteoarthritis, an injury caused by or related to an arthritic condition, or something otherwise unidentifiable. Learn the differences between chronic and acute pain and tips for managing chronic arthritis pain in your day-to-day life.