If you have had a treatment with me, then chances are, I have asked to look at your tongue. I am sure half my patients are thinking to themselves; what does that have to do with anything? While the other half are hoping their breath does not smell. No, I am not testing your manners. Looking at the tongue provides fruitful amounts of diagnostic information. How is the tongue a diagnostic tool? I like to think of the tongue as the only part of the body that is partially exterior and partially interior. It really is fascinating, we can see the tongue on the exterior, but it also has an immediate connection to the interior! Because of this amazing quality, the tongue can be used…