Involuntary drooling may be related to physiological causes such as infantile drooling, or pathological causes such as oral diseases and neurological diseases.
1. Physiological reasons: Infants and young children may experience involuntary drooling due to inadequate regulation of swallowing or reflex stimulation of the trigeminal nerve during tooth eruption.
2. Pathological causes: herpes stomatitis, herpes pharyngitis, etc., due to inflammation stimulation to increase salivary secretion, and when swallowing due to pharyngeal pain and can not swallow saliva, the phenomenon of involuntary drooling; such as Down syndrome and other neurological disorders, due to the brain insufficiency and affect the regulation of swallowing, there can be involuntary drooling.
It is recommended that adults with involuntary drooling go to the hospital in time to clarify the cause of the disease and standardize the treatment under the guidance of the doctor in order to avoid delaying the condition.