Wheat and grain-based foods are all around us. We love our bagels, pasta, bread, and breakfast cereals. For many, the thought of eliminating these staples from our diets seems wholly unreasonable, if not ludicrous. But a growing number of people are switching to wheat-free diets — and for very good reason. As science…

Take a trip to your local supermarket and you're bound to see an entire section devoted to gluten-free products. Once the exclusive domain of people with celiac disease, the trend towards gluten-free wheat has quickly become all the rage. So, what's to account for all this?