I love Dr. Fasano of the University of Maryland Medical Center. He is one of the foremost Celiac Disease specialists in the world, and he recently release his findings into gluten sensitivity. He likens it to a spectrum where you have some people at one end that don’t react at all to gluten, sone at the other end with severe Celiac’s Disease and those in the middle that react differently to gluten. You can read the article here.
