What causes hives?

Hives, also known as urticaria, are itchy, raised welts that are found on the skin. They're usually red, pink, or flesh colored on lighter skin. Aug 21, 2018 ... Dr. Tom Miller and Dr. Mark Eliason, a dermatologist, talk about hives and why we get them. Dr. Eliason describes how to treat minor hives at home. Hives that last longer than six weeks or with recurring outbreaks over a six-week period are most commonly caused by viral or bacterial infections like ... Aug 5, 2022 ... Conditions Related to Hives · Allergies Acute hives (hives that go away quickly) oftentimes occur as part of an allergic reaction. · Psoriasis ... Mar 20, 2020 ... What are hives? A hive is a type of skin rash that can result from drug or food allergies. ... Upon exposure to these triggers, certain cells in ... Oct 3, 2019 ... Penelope Pratsou: Hives, also known as urticaria, are itchy red lumps that can appear under your skin. They can come on at the drop of a hat and ... Sep 23, 2024 ... Hives, or Urticaria, is a skin condition where red and itchy bumps appear on the skin as a result of an allergic reaction. This allergic ... Nov 27, 2018 ... Hives are red, itchy weals that are elevated from the surrounding skin and can have a blanched center. They can appear anywhere on the body. Mar 11, 2025 ... Hives are the body's response to a stressor. While the stressor is most commonly an allergic trigger, people can break out in hives due to ... Hives. Hives, also called urticaria, are red, itchy, raised bumps or welts on the skin. Hives are the body's response to an irritation. The cause (trigger) may ...