Drooling all the time may be due to neurological disorders or neurosis, causing the parasympathetic nerves of the body to be hyperactive, leading to an increase in the secretion of saliva. As well as the peristalsis of the gastrointestinal tract will gradually increase, the secretion of digestive juices will also gradually increase, leading to drooling. If there is swallowing behavior during sleep, it will cause its own diseases related to oral mucosa, which will also lead to drooling. Drooling can also occur if one habitually chooses to sleep on one’s side or sleep with one’s head excessively tilted to one side due to one’s sleep habits. If one’s spleen and stomach are dysfunctional, and if one’s spleen and stomach are dysfunctional for a long time, resulting in weakening of one’s spleen and stomach movement, it will cause dampness and heat in the spleen and stomach, resulting in drooling. If you have been drooling for a long time, it is recommended that you visit a hospital in time to treat the symptoms of drooling under the relevant know treatment of your doctor.