Hives may also develop as a result of:
- Emotional stress.
- Extreme cold or sun exposure.
- Excessive perspiration.
- Illness, including lupus, other autoimmune diseases, and leukemia.
- Infections such as mononucleosis.
- Exercise.
- Exposure to water.
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In physical urticaria, the hives have a physical cause, such as exposure to heat, cold or pressure. Common triggers include: ... Inflammation of the blood vessels ...
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 ...
Apr 25, 2023 · The welts that come with hives are caused by the release of immune system chemicals, such as histamine, into your bloodstream. It's often not ...
What causes hives? The often-itchy bumps and raised patches of hives develop when the body releases histamine. Your body stores histamine inside cells.
Hives are usually caused by an allergic reaction to something that you have encountered or swallowed. · In some people, histamines can cause swelling, itching, ...
Mar 16, 2024 · Hives are a type of rash. A rash is an unusual change to the skin that causes spots, swelling, itchiness, or color changes. Hives Treatment. The ...
May 29, 2023 · Causes of hives. Hives occur when histamine and other chemicals are released from under the skin's surface. This causes the tissues to swell.
Find out about hives (also called urticaria), which is a raised, itchy rash that's usually caused by a reaction to things like food, pollen, insect bites or ...
Nov 21, 2023 · Hives, or urticaria, can occur for many reasons, such as exposure to an allergen or a physical trigger, like pressure from tight clothing.
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For informational purposes only. Consult your local medical authority for advice.
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