Forty million Americans suffer from arthritis, the painful, often debilitating disease that can affect every joint in your body. Actually, it isn't just one disease. Arthritis is a whole class of illnesses that comes in more than a hundred varieties. About 20 million people in the U.S., for example, have been diagnosed with osteoarthritis, a degenerative disease in which cartilage that cushions the joints erodes, leading to painful bone-on-bone contact. And 3 million or so more have rheumatoid arthritis, a chronic inflammation of the joints that causes pain, stiffness, swelling and loss of function.
These numbers will rise dramatically over the...
To continue reading:
or
Log-In
