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   What causes hives & urticaria?

   • Hives, or urticaria, can occur for many reasons, such as exposure to an allergen or a physical trigger, like pressure from tight clothing. It may also indicate an infection or another underlying health condition. This video file cannot be played. (Error Code: 102630) Hives often appears as a raised, itchy rash.

   Hives (urticaria): Causes, pictures, and treatments - Medical News Today

   www.medicalnewstoday.com/articles/157260

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   Can chronic hives cause an allergic reaction?

   • The skin reaction may be triggered by: Chronic hives don't put you at sudden risk of a serious allergic reaction (anaphylaxis). If you do get hives as part of a severe allergic reaction, seek emergency care. Symptoms of anaphylaxis include dizziness, trouble breathing, and swelling of the tongue, lips, mouth or throat.

   Chronic hives - Symptoms and causes - Mayo Clinic

   www.mayoclinic.org/diseases-conditions/chronic-hives/symptoms-causes/syc-20352719

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   What is a hives rash?

   • Hives often appears as a raised, itchy rash. The medical name for hives is “urticaria.” People also call it welts, wheals, or nettle rash. Hives affects around 20% of people at some time in their lives. The issue can be chronic or acute. Keep reading to find pictures of hives, the potential causes, symptoms, treatments, and prevention methods.

   Hives (urticaria): Causes, pictures, and treatments - Medical News Today

   www.medicalnewstoday.com/articles/157260

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

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   Oct 14, 2022 · Diseases & Conditions / 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.

3. www.mayoclinic.org › symptoms-causes › syc-20352719Chronic hives - Symptoms and causes - Mayo Clinic

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   Apr 25, 2023 · Hives — also called urticaria (ur-tih-KAR-e-uh) — is a skin reaction that causes itchy welts. Chronic hives are welts that last for more than six weeks and return often over months or years. Often, the cause of chronic hives isn't clear. The welts often start as itchy patches that turn into swollen welts that vary in size.

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

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   Jul 18, 2023 · Pictures. Causes. Risk Factors. Symptoms. Types. Treatment. Prevention. FAQs. Outlook. Hives typically occur as an allergic response to something in your environment or something you ate. But...

   • Are hives contagious?

     No, hives are not contagious and can't spread from one person to another.
   • Do hives mean I'm allergic to something?

     In many cases, hives are the result of an allergic reaction to something you have been exposed to, such as certain medications or pollen. It could...
   • How long do hives last?

     A hives outbreak can last anywhere from several hours to up to a week or two. If the hives are the result of an allergic reaction, they may last lo...
   • Are there any home remedies for hives?

     Yes, there are several home remedies that may help alleviate the symptoms of hives. Taking an antihistamine is one option, as well as taking a cool...

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

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   Oct 27, 2023 · Hives — also known as urticaria (ur-tih-KAR-e-uh) — is a skin reaction that causes itchy welts that range in size from small spots to large blotches. Hives can be triggered by many situations and substances, including certain foods and medications. Angioedema can arise with hives or alone.

6. www.aad.org › public › diseasesHives: Causes - American Academy of Dermatology

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   Sep 28, 2021 · A to Z diseases. Hives: Causes. Advertisement. Hives: Causes. What causes hives? Hives are often-itchy bumps and raised patches that develop when the body releases histamine. Your body stores histamine inside cells. When your immune system recognizes a threat, it releases histamine and other chemicals.

7. www.medicalnewstoday.com › articles › 157260Hives (urticaria): Causes, pictures, and treatments

   www.medicalnewstoday.com › articles › 157260

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   Jan 3, 2024 · Pictures. Causes. Symptoms. Affected areas. Treatment. Hives and stress. Diagnosis. FAQ. Takeaway. Hives, or urticaria, can occur for many reasons, such as exposure to an allergen or a...

8. www.webmd.com › allergies › understanding-hives-basicsHives (Urticaria) Signs, Causes, and More - WebMD

   www.webmd.com › allergies › understanding-hives-basics

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   Jul 11, 2023 · Allergies Guide. Hives: What You Need to Know. Medically Reviewed by Sanjay Ponkshe on July 11, 2023. Written by WebMD Editorial Contributors. What Is Angioedema? What Causes Hives? How Do You...