What is a severe allergic reaction?
A severe allergic reaction, also known as anaphylaxis, occurs in some people when they are exposed to a usually harmless substance, called an allergy trigger.
The body overreacts to allergy triggers and releases chemicals to protect itself. In severe cases, this reaction produces life-threatening symptoms.
Common triggers that can lead to a severe allergic reaction include:
Should you be carrying EpiPen®?
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