Why is my tongue tingling? Causes, symptoms and when to worry. Newborn Sticking Tongue Out: 8 Common Reasons Worldwide Pediatrics Group Ever notice your child's tongue sticking out when they move or concentrate? It's not just a quirky habitit's a neurological clue that tells us what's happening behind the scenes in their Why does sticking my tongue out seem to help me concentrate? New Scientist Tongue tremor: a rare initial presentation of essential tremor ScienceDirect