Oct 14, 2022 · What are hives? 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. …

Jul 18, 2023 · Hives, or urticaria, are itchy, raised welts that are found on the skin. Hives are often caused by an allergic reaction. Learn the signs and how to identify them.

Mar 16, 2024 · Hives are itchy welts that can appear anywhere on your skin and sometimes last minutes or days. They may be a sign of serious issues, especially if you have trouble breathing.

Dec 8, 2025 · Hives are little bumps caused by an immune system reaction and can be short-term or chronic, and typically resolve on their own. Relief can be found from medications, anti-itch products, …

Hives, also called urticaria, are a raised, itchy area of skin. Learn the types, causes, symptoms, diagnosis, treatment, and complications of hives, as well as see pictures of them.

Jul 1, 2025 · Dr. Volertas explains why hives appear and how you can make them go away. What Causes Hives? Hives are caused by histamine, a chemical released by the immune system that we …

Sep 11, 2025 · Hives (urticaria) is an inflammatory skin condition that causes bumps, or wheals, to form on the skin. Urticaria can occur with symptoms like angioedema (swelling) and headaches.

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 …

Apr 1, 2025 · Definition Hives are raised, usually itchy, red bumps (welts) on the surface of the skin. They can be an allergic reaction to food or medicine. They can also appear without cause.

3 days ago · Hives - also known as urticaria - are raised, itchy welts (called wheals) that can vary in size and shape. They often appear suddenly and may be triggered by a range of factors, including …