Mouth Breathing, Snoring & Airway Symptoms in Kids Toothpillow Tingling Tongue: 9 Possible Causes Why is my tongue tingling? Causes, symptoms and when to worry. Causes of Sore or Bumpy Tongue Greenwoods Dental Tongue fasciculations are visible, spontaneous, and intermittent contractions of muscle fibers of the tongue. They can be a normal occurrence, but can also be a sign of neurological conditions, including motor neuron