The common causes of waking up with a lot of saliva in the mouth are compression of the salivary glands, malocclusion and mouth ulcers.
1. Pressure on the salivary glands: If you sleep at night in an improper sleeping position, pressure on the salivary glands, the greater the pressure can stimulate increased salivary secretion, and even drooling, waking up with more saliva in the mouth.
2. Dental deformity: when the teeth deformity, such as teeth convex obvious, can lead to sleep lips can not be completely closed, teeth exposed, which will cause drooling, waking up will feel saliva in the mouth.
3. Mouth ulcers: If the oral mucosa is infected by viruses and ulcerated surfaces, after sleeping at night, under the stimulation of viruses and inflammatory factors, saliva will increase.
If you wake up with a lot of saliva in your mouth, you must go to the hospital in time to find out the cause of the disease and actively cooperate with the professional doctor’s treatment.