NCGS

Gluten-free is one of the latest food fads to take America by storm — but does everyone who espouses a gluten-free diet really need one? Certainly, someone with celiac disease must have a gluten-free diet; but there are also other reasons a person might legitimately avoid gluten, such a a non-celiac gluten sensitivity (NCGS) or an allergy. How does one know? A recent study in the journal Clinical Gastroenterology and Hepatology sought to examine how reliably such determinations are made.

Dr. Javier Molina-Infante from the Hospital Universitario San...