The Mayr program, developed by the Austrian physician Dr. Franz Xaver Mayr (1875-1965), is an intensive regime lasting several weeks. It includes therapeutic fasts to rest the digestive tract, and it features a special diet to train proper mastication. This diet program is complemented with abdominal massage, hydrotherapy, and exercise. By following the F. X. Mayr method, patients can rejuvenate their dietary system and eliminate a whole host of ailments—from aches and pains, to depression,...