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2. What are hives? A dermatologist explains

   www.aol.com/hives-dermatologist-explains...

   Hives, or urticaria, are itchy pink welts that could appear anywhere on your skin. Some are bumps as small as a pinhead, while others may merge together to cover large patches of your skin.

3. 16 Ways to Get Rid of Hives, According to Doctors - AOL

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   Hives are actually a type of rash, but not all rashes are hives. Hives appear as raised red bumps, welts, or splotches on your skin that can be large or small. They’re very itchy , but might ...

4. Should you see a doctor for that skin rash? Experts share ...

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   A hives rash, also called urticaria, typically appears as raised, inflamed, itchy welts on the skin. They can each be separate, appear in clusters or merge into a larger swollen bump.

5. Hives - Wikipedia

   en.wikipedia.org/wiki/Hives

   Hives, also known as urticaria, is a kind of skin rash with red and/or flesh-colored, raised, itchy bumps. [1] Hives may burn or sting. [ 2 ] The patches of rash may appear on different body parts, [ 2 ] with variable duration from minutes to days, and do not leave any long-lasting skin change. [ 2 ]

6. Drug-induced urticaria - Wikipedia

   en.wikipedia.org/wiki/Drug-induced_urticaria

   Symptoms: itching, burning, redness, and swelling: Usual onset: 1-24 hours after ingestion/application: Duration: 1-72 hours: Diagnostic method: The onset of symptoms following the use of a medication. Treatment: Can resolve without treatment, but may require anti-histamines or corticosteroids.

7. Dermatographic urticaria - Wikipedia

   en.wikipedia.org/wiki/Dermatographic_urticaria

   Symptoms are thought to be the result of histamine being released by mast cells on the surface of the skin. Despite the lack of antigens , histamine causes the skin to swell in affected areas. If the membrane that surrounds the mast cells is too weak, it will easily and rapidly break down under physical pressure, which then causes an allergic ...