Sorry, but Stanley Tumblers Leak Too Much. These 4 Dupes Are Superior. Reviews by Wirecutter The Function of the Uvula The uvula is a small muscular, gland rich structure suspended from the soft palate that helps close off the nasopharynx during swallowing, maintains throat moisture through mucus Your tongue can reveal more about your health than you think From hydration levels to vitamin deficiencies, every color and texture tells a story. Take a closer look at these signs Tongue color: What does it say about health? Owala or Stanley: Which new bottle is better? Reviewed Food: How spicy flavours trick your tongue