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 hives) or last a long time (chronic hives). Treatments may include antihistamines or steroids.

2023年7月18日 · 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.

2024年3月16日 · 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.

2023年10月27日 · 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.

2022年9月12日 · 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.

Hives are itchy patches of skin that turn into raised bumps (also called wheals) that look like mosquito bites. When they’re pressed down, the center of the bump turns white, which is called blanching. They can appear anywhere on your body, and over time they can move to different areas of your body, change shape and disappear then reappear ...

2024年10月1日 · Hives — also called urticaria (ur-tih-KAR-e-uh) — is a skin reaction that causes itchy welts. Chronic hives are welts that last for more than six weeks and return often over months or years. Often, the cause of chronic hives isn't clear. The welts often start as itchy patches that turn into swollen welts that vary in size.

2024年1月3日 · Hives often appears as a raised, itchy rash. The medical name for hives is “urticaria.” People also call it welts, wheals, or nettle rash. Hives affects around 20% of people at some time in their...

2023年4月17日 · Urticaria, also known as hives, is a skin rash of raised, itchy bumps. The welts may also burn or sting. They often last hours or days, can move around, and don't leave lasting skin changes....

Hives, also known as urticaria, affects about 20 percent of people at some time during their lives. It can be triggered by many substances or situations and usually starts as an itchy patch of skin that turns into swollen red welts.