Some food (especially peanuts, eggs, nuts and shellfish) Medications, such as antibiotics (especially penicillin and sulfa), aspirin and ibuprofen. Insect stings or bites. Physical stimuli such as pressure, cold, heat, exercise or sun exposure.
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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 ...
In most cases, hives are caused by an allergic reaction to a medication or food or are a reaction to an irritant in the environment. In many cases, hives are an ...
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 ...
Definition. Hives are raised, often itchy, red bumps (welts) on the surface of the skin. They can be an allergic reaction to food or medicine.
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.
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.
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 ...
A hives rash is caused when your body produces a substance called histamine. This is a protein released by the body in response to a perceived threat (trigger).