Janet Winston’s bill from Stanford Health Care for allergy skin-patch testing was over $48,000. Winston, pictured at her home in Eureka, Calif., did extensive research to contest her bill and ...

Allergy tests can help identify the source of an allergic reaction. This is especially important if someone experiences severe or repeated allergic reactions. Allergic reactions have a variety of ...

A RAST test or radioallergosorbent test is a way of testing a person’s blood to see if they have any allergies. This test checks their blood for specific lgE antibodies to find out what substances ...

In the event of an allergic reaction, a range of tests are available to determine which substance is the primary cause. Various combinations of skin, blood, and/or challenge tests may be used, ...

An allergy happens when your immune system mistakes a normal, harmless substance for something that can cause illness. Your body then has an allergic reaction to this harmless substance—called an ...

PHILADELPHIA, March 20, 2026 /PRNewswire/ -- At the 2026 American Academy of Allergy Asthma & Immunology (AAAAI) Annual Meeting, one message became increasingly clear: The future of allergy ...

A food allergy is a serious medical condition where your body's immune system reacts to certain foods like they're invaders. If your child has food allergies, an essential part of keeping them safe is ...

Allergic diseases, which include allergic rhinitis, allergic asthma, allergic dermatitis, allergic conjunctivitis, anaphylaxis, food or drug allergic reactions, are major diseases involving ...