Cholinergic Urticaria

They may give you a shot of methacholine, a medicine that shrinks your airways, to make the bumps show up. Stop or slow down your workouts if you b...

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Urticaria

It differs from allergen-induced skin reactions or from physically induced urticaria (e.g., dermatographia or cold urticaria) in that histologic st...

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What are Hives (Urticaria)?

If there is swelling of the tongue or lips, or if breathing becomes difficult, the doctor may prescribe an epinephrine auto-injector, for example, ...

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Chronic Hives

If your physical exam and medical history suggest your hives are caused by an underlying problem, your doctor may have you undergo testing, such as...

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