Arthritis isn’t a singular disease, it in fact is an informal way of referring to joint pain and bony inflammation. Arthritis affects more than 54.4 million adults and up to 300,000 children, with women being impacted much more than men. Arthritis is an inflammation of the joints, causing pain, stiffness, and swelling. It’s the leading cause as to why people are less mobile and active, yet activity is the best thing you can do for arthritis.