I was shocked to discover that there are over 100 forms of arthritis and other rheumatic diseases. Let's start by understanding what arthritis is and the four most common types: osteoarthritis (rheumatoid), gout (gout), and fibromyalgia. Arthritis, also known as "joint inflammation", is a common condition that can cause severe pain. It affects the muscles, and more specifically the area where two or more bones meet, the joint. Arthritis symptoms include joint pain, stiffness, swelling, weakness, inflammation, and limited movement.…