One of those steps is allergy testing. Allergy testing is a simple procedure used by doctors to identify which substances, or allergens, trigger the body’s allergic reactions.
Here is everything you need to know about allergy skin testing.
Before discussing allergy testing, it’s important to understand exactly what allergies are and why they occur. An allergy is an overreaction of the body’s immune system when it comes into contact with an allergen—a substance that causes an allergic reaction in some people.