why does my ankle hurt?

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www.webmd.com › pain-management › ssWhy Does My Ankle Hurt? 15 Possible Causes of Ankle Pain - WebMD www.webmd.com › pain-management › ss CachedSprained Ankle. It’s a tear in the tissues (called ligaments) that hold your ankle bones together. It often happens when your foot rolls sideways. Your ankle may bruise and swell. Rheumatoid Arthritis. Your immune system normally fights off germs. Sometimes it attacks your joints by mistake. Doctors call this rheumatoid arthritis. It usually affects the same joint on both sides of your body. Lupus. This autoimmune disease causes your body to attack healthy tissue. People with lupus often have joint pain including ankle pain. This is from lupus-associated arthritis and tendinopathy. Osteoarthritis. A joint is where two bones meet. Cartilage covers the end of each bone to provide a cushion. Over time it wears off. When it’s gone the bones rub directly against each other.