Why do hives appear on the skin? These are the surprising factors you might not know about.
Urticaria, commonly known as hives, is a skin condition marked by red, raised, itchy welts that appear suddenly on the skin. These welts can vary in size, merge into clusters, and often disappear within 24 hours—though new ones may appear elsewhere. In some cases, the condition can persist or recur, affecting a person’s quality of…