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  1. Dictionary
    hives
    /hʌɪvz/

    plural

    • 1. a rash of round, red welts on the skin that itch intensely, sometimes with dangerous swelling, caused by an allergic reaction, typically to specific foods.

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  2. www.healthline.com › health › hivesHives: Causes, Risks, Prevention, and Pictures - Healthline

    Jul 18, 2023 · Hives are itchy, raised welts on the skin that can be caused by allergies, infections, stress, or other factors. Learn how to identify, prevent, and treat hives with pictures, tips, and FAQs.

  3. my.clevelandclinic.org › health › diseasesHives: Causes, Symptoms, Diagnosis, Treatment & Prevention

    Hives, a skin rash that’s often very itchy, often results from an allergic reaction to food or something you’ve touched. Hives can go away quickly (acute hives) or last a long time (chronic hives). Treatments may include antihistamines or steroids.

  4. en.wikipedia.org › wiki › HivesHives - Wikipedia

    Hives, or urticaria, is a form of skin rash with red, raised, itchy bumps. They may also burn or sting. Hives can appear anywhere on the surface of the skin. Whether the trigger is allergic or not, a complex release of inflammatory mediators, including histamine from cutaneous mast cells, results in fluid leakage from superficial ...

  5. www.mayoclinic.org › diseases-conditions › hives-and-angiHives and angioedema - Symptoms and causes - Mayo Clinic

    Oct 27, 2023 · Hives are itchy welts on the skin caused by allergic reactions or other triggers. Angioedema is swelling under the skin that can affect the face, lips or throat. Learn about symptoms, causes, diagnosis and treatment of these conditions.

  6. www.everydayhealth.com › hivesWhat Are Hives? Symptoms, Causes, Diagnosis, Treatment, and...

    Aug 5, 2022 · Hives are red or skin-colored bumps or welts that can be itchy, swollen, or painful. They can be caused by allergic or nonallergic reactions, and usually last less than 24 hours. Learn how to diagnose, treat, and prevent hives.

  7. www.merriam-webster.com › dictionary › hivesHives Definition & Meaning - Merriam-Webster

    Feb 1, 2015 · Hives are raised, itchy patches of skin or mucous membrane caused by an allergic reaction to a specific factor. Learn more about the word history, synonyms, examples, and medical and kids definitions of hives.

  8. www.webmd.com › skin-problems-and-treatments › hives-urticariaHives - Symptoms, Causes, & Treatment - WebMD

    Mar 16, 2024 · Hives are raised, itchy welts on the skin that can appear suddenly and last minutes or days. They can be caused by allergies, infections, medications, or stress, and may be accompanied by swelling (angioedema).