Osteoarthritis is the most common form of arthritis. It is a breakdown of cartilage in the joints. Symptoms include joint aching and soreness, pain after overuse or after long periods of inactivity, or bony enlargements in the middle and end joints of the fingers.
Rheumatoid arthritis is an inflammation in the lining of the joint or other internal organs. Symptoms include inflammation of joints, swelling, difficulty moving and pain.
Gout is a joint inflammation that appears as an acute attack often coming on overnight. Within 12-24 hours there is severe pain and swelling in the affected joint. Gout most often occurs in feet, particuliarly the big toe, and the ankles. Treatment involves negating intake of foods that can increase uric acid levels and use of anti-inflammatory drugs (NSAIDS).