Today let's dig into the mail bag with listener questions. Here is what we'll cover: The massive difference between saying "the evidence shows" versus "there is evidence showing"; Are vegetarian diets really best for rheumatoid arthritis?; Addressing criticism of my 'cost effective functional medicine' approach; Can your stool test results help you determine the probiotic for your gut?; Thoughts on the best stool testing; What to do for bad breath; What to do if your vitamin D levels are always low; Testing for nutrient deficiencies.