You may already be taking medicines — either prescription or over the counter — to relieve stiffness, inflammation and pain in your joints. But long-term use of nonsteroidal anti-inflammatory drugs (NSAIDs) can damage your body — especially your liver and kidneys. NSAIDs can also have unpleasant gastrointestinal side effects. Wouldn’t it be great if you didn’t have to take these pain medications so often, or at all? It’s possible that modifying your eating habits could help you do just that.