The Hidden Link Between Your Tongue and the Lymphatic System Why That Swollen Feeling Might Be More Than You Think When you think of the lymphatic system, you probably imagine nodes Gate Theory: How Vibration Can Trick Your Brain Into Not Feeling Pain! Massachusetts Dermatology Associates Sarah K Brown, MS, CCC SLP Tongue stretchesplease do not stretch the region under your tonguethat would hurt! Tongue stretches are a super valuable tool for many Instagram 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,