Dogs frequently stick out their tongues back and forth.1, dogs will keep sticking out their tongues when they feel anxious or nervous, which is a reflection of stress.2, dogs suffer from epilepsy, and some epileptic seizures manifest as licking air, which is an abnormal muscle reaction.3, dogs with gastrointestinal pain will decompress through frequent air licking actions, such as intestinal obstruction, pancreatitis, esophagitis, etc.4, dogs suffering from dental disease, serious In the case, the dog will show symptoms such as loss of appetite, oral odor, licking air, licking nose, etc., with these actions to relieve pain. 5, the dog was bitten by worms or suffering from skin disease, will often make the action of licking air. 6, the dog suffers from canine cognitive dysfunction, which is equivalent to human Alzheimer’s disease, generally older dogs suffer most, which is unconscious repetitive tongue licking air. 7. In the summer time, too hot, the dog by spitting out the tongue to cool the air.
