10 Causes of Urticaria
Cause #5: Infection
There are a huge number of different infections that can lead to hives. Infections that target anywhere in the body—the stomach, the genitals, the lungs, the brain, even common infections from cuts and scratches—can lead to a break out in hives.
In these cases, the hives generally aren’t directly caused by the infections themselves. Instead, they are caused by the body’s response to the infection.
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