Double board-certified in General Pediatrics and Allergy/Immunology · Author, All About Allergies
Why we listen to Zachary: always on point with evidence-based insights on allergies and public health.
He practices allergy and immunology for patients of all ages in the western suburbs of Chicago, and has been explaining asthma, food allergies, eczema, hay fever, and vaccines to millions of followers since 2020. When a viral health claim needs untangling, he walks through what the evidence actually says — often while hula hooping.