Allergy & asthmaMedical tests & proceduresSkin health

What causes hives?

Jan, 20260:39 watch
LearnAllergyHivesWhat causes hives?

What causes hives?

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Those itchy red bumps on your skin are a sign that your immune system is overreacting, says dermatologist Dr. Doris Day. Watch this video to learn more about what causes hives.

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