A very common question ‘what is arthritis and what are the types of arthritis?’ is being asked by people who have started to suffer from some joint disorders and when they are told that it might be arthritis. Arthritis is a joint inflammation ailment which may occur for a number of reasons and are almost always accompanied by symptoms like inflammation, pain, less movement or stiffness, redness and others. There are more than hundred rheumatic diseases which can be considered as types of inflammatory arthritis while there are some exceptions too. The most common form of arthritis are – osteoarthritis, rheumatoid Arthritis, juvenile Arthritis, psoriatic Arthritis, fibromyalgia, Gout, Pseudogout / CPPD, scleroderma, and Lupus / Systemic Lupus Erythematosus.