Surprising Causes Of Hives Revealed — What May Be Triggering Your Skin Reaction

Hives, also known as urticaria, are raised, itchy welts on the skin that can appear suddenly and often without warning. While many people immediately think of allergies to foods or medications, the true causes of hives are surprisingly varied — and sometimes unexpected. Understanding potential triggers can help you prevent flare-ups and protect your skin.

1. Stress and Anxiety

Emotional stress can actually trigger hives in some people. Stress increases the release of certain chemicals in the body, like histamine, which can cause inflammation and itchy welts. Even chronic low-level stress may lead to repeated outbreaks, making stress management techniques — like meditation, exercise, or deep breathing — an important part of prevention.

2. Temperature Changes

Cold air, hot showers, or sudden temperature swings can provoke hives. Some people develop cold-induced urticaria, where exposure to chilly temperatures causes itching and swelling. Conversely, heat or sweating can trigger cholinergic urticaria, a type of hives that appears after exercise or exposure to high temperatu

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