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  1. All Diseases and Conditions | NIAMS

    Jun 5, 2025 · NIAMS research focuses on arthritis & musculoskeletal & skin diseases. Learn about symptoms , causes, & treatment for more than 50 diseases and conditions.

  2. Health A to Z - Harvard Health

    The A to Z library is a collection of articles covering many of the most commonly searched medical conditions. Each article contains a description of the condition; the symptoms; how it …

  3. Autoimmune Diseases - Overview and Types | NIAMS

    Mar 22, 2023 · Overview of Autoimmune Diseases Your immune system is the network of cells and tissues in your body that work together to defend you from viruses, bacteria, and infection. …

  4. Diseases & Conditions - Harvard Health

    Diseases & Conditions The human body is a remarkable structure. It's designed to efficiently manage the wear and tear of everyday life and fend off all sorts of threats. Most of us are …

  5. Muscle & Bone Diseases | NIAMS

    Jun 6, 2025 · Find diagnosis, treatment, and prevention information on more than 20 different muscle and bone diseases and conditions affecting the musculoskeletal system.

  6. Epidermolysis Bullosa Symptoms, Types & Causes | NIAMS

    Epidermolysis bullosa is a group of rare diseases that cause the skin to be fragile and to blister easily. Learn about the types & symptoms.

  7. Ichthyosis Symptoms, Types, Causes, & Risk Factors | NIAMS

    Ichthyosis refers to a group of skin disorders that lead to dry, itchy skin that appears scaly, rough, and red. The symptoms can range from mild to severe.

  8. Rheumatology (Muscles & Joints) - Mayo Clinic Health System

    May 23, 2023 · Rheumatologists diagnose and treat more than 100 disorders affecting the joints, muscles and bones, including rheumatoid arthritis.

  9. Arthritis & Rheumatic Diseases - Overview & Types | NIAMS

    Jun 5, 2025 · Find information about more than 20 different arthritic diseases (those that affect the joints) and rheumatic diseases (which usually affect joints, tendons, ligaments, bones, and …

  10. Vitiligo Symptoms, Risk Factors, & Causes | NIAMS

    Vitiligo is a disorder that causes patches of skin to become white. It happens because cells that make color in your skin are destroyed.