Uncover Your Allergy Triggers
Nearly 20% of Americans have allergies. Allergies are an abnormal response of your immune system. Your body's defenses react to a usually harmless substance, such as pollen, animal dander, or food. Almost anything can trigger an allergic reaction, which can range from mild and annoying to sudden and life-threatening. Here are 10 of the most common triggers.
Nearly 20% of Americans have allergies. Allergies are an abnormal response of your immune system. Your body's defenses react to a usually harmless substance, such as pollen, animal dander, or food. Almost anything can trigger an allergic reaction, which can range from mild and annoying to sudden and life-threatening. Here are 10 of the most common triggers.
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