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Hives are raised red bumps (welts) or splotches on the skin. They’re a type of swelling on the surface of your skin and happen when your body has an allergic reaction. Allergic reactions happen when your immune system comes in contact with an allergen.
20 Ιουλ 2023 · There are many different causes of a rash on the wrist, including eczema, allergic reactions to metals in jewelry, and other skin conditions. Here, you can try to identify your skin rash using...
27 Οκτ 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.
16 Μαρ 2024 · Hives Causes. There are several types of hives, including: Acute urticaria. These are hives that last less than 6 weeks. The most common causes are foods, medications, and infections. Insect...
23 Φεβ 2022 · If hives only appear on the arms or legs, they are likely the result of a physical trigger, such as extreme temperature, or a contact allergen, such as latex. Learn about...
12 Σεπ 2022 · Hives (also called urticaria) are itchy, red, and raised bumps on the skin. Hives can happen for several possible reasons, and they can also seem to appear without cause. Hives usually are not dangerous. They can be short term and disappear within a day, or they can last weeks or longer.
20 Ιουν 2024 · Dr Sarah Jarvis MBE, FRCGP. Hives (or urticaria) is an itchy rash caused by tiny amounts of fluid that leak from blood vessels just under the skin surface. A trigger causes cells in the skin to release chemicals such as histamine. The chemicals cause fluid to leak from tiny blood vessels under the skin surface.
