Geographic tongue, also called benign migratory glossitis, is a harmless condition that makes the surface of your tongue look patchy, almost like a map. The exact cause isn't fully known, but genetics, Tongue color: What does it say about health? Vibrating Tongue Piercing Tongue Rings Piercebody.com Causes of Tingling Tongue Vocal Techniques Increasing Vibration and Resonance Hyposalivation Treatment with Non Crosslinked Hyaluronic Acid and Amino Acids SolutionA Clinical Pilot Study