Bitter mouth in the morning and poor oral hygiene or cholecystitis, etc. are related.
1. Poor oral hygiene: a lot of tartar around the teeth, calculus, stimulate the gums, bleeding gums, swelling with food debris, sleep at night after the oral secretion of saliva is reduced, bacteria in the mouth to produce acid fermentation, resulting in bitter mouth in the morning, bad breath symptoms, during the day due to the secretion of saliva is more, the saliva has a self-cleaning effect on the oral cavity, the daytime does not feel the bitter taste of the mouth.
2. cholecystitis: abdominal pain, indigestion and other symptoms, can also appear in the evening bile reflux, into the gastrointestinal tract, appeared in the morning up bitter mouth, in the daytime asymptomatic situation.
If you get up in the morning with a bitter mouth, you need to consult a doctor in time for examination and treatment under the guidance of the doctor.