Specific vitamins can have a significant positive (or negative) impact on your health. Learn what each one does, how to spot a deficiency, and what foods you should add to your diet to make sure you're meeting your nutritional requirements.
Osteoarthritis is the most common form of arthritis that occurs in older people. It erodes cartilage in joints, leaving bones to rub against each other. Learn more about osteoarthritis and how to treat it.