Category Allergy & Immunology

How childhood allergy is properly tested, which tests do not work, the anaphylaxis signs every parent should know, and what the evidence says about prevention.

IgE identifies true allergy. IgG mostly reflects what you eat. What each test shows, what the allergy bodies say about IgG panels, and how to investigate food symptoms properly.

One is an immune reaction that can be dangerous, the other a digestive one. How to tell them apart, why lactose intolerance is so common here, and what testing works.