Drooling is universal and is not a sign of ill-health. Excessive salivation (pytalism) occurs when the salivary glands produce more than the dog can swallow. Almost all dogs drool, especially if they are happy or excited, and even more so if they know they are about to get a treat. Saliva production is a normal response to stimulation. It It's usually preceded by signs of nausea, such as drooling, licking the lips, and swallowing excessively. Some dogs may eat grass before or after they vomit, possibly to induce vomiting or protect the esophagus, because grass can cover sharp objects like bone shards when the dog vomits. it is a good idea to prevent them from eating a large Signs of Rabies in Dogs Summary Rabies is a severe virus with an almost specific fatal outcome for its host. It is usually transmitted by bite, saliva, and open wound. Acute gastrointestinal signs are usually seen first (e.g., drooling, decreased appetite, vomiting, diarrhea) and this is typically within 15 minutes to 3-4 hours after eating. Central nervous system signs can occur within hours to days post-ingestion (as a result of the neurotoxin and liver failure) including weakness, ataxia (wobbliness Drooling while sleeping is a sign of excess saliva. Plus, certain medical conditions also cause excess saliva to be dribbling from the mouth, including allergies, neurological disorders, infections, GERD, and sinusitis, to name a few. Drooling is a common sign of teething . The salivary reflex is stimulated by eruptions of teeth with resulting hypersecretion of saliva. Hypersecretion of saliva occurs with nausea presumably due to reflexes originating in the stomach and intestines. The salivatory nuclei are excited by both taste and tactile stimuli from the tongue and other .

what is drooling a sign of