Adults grinding teeth may be related to psychological factors, may also be triggered by gastrointestinal dysfunction, can be for different causes of psychological conditioning and drug treatment. 1. Psychological factors, adults in daily life, psychological stress, mental tension may appear adult teeth grinding symptoms, when there is such a situation needs to be appropriate psychological conditioning, pay more attention to rest, it is best not to be overly nervous and anxious, usually can also ask a professional psychologist to guide the treatment. 2. Gastrointestinal dysfunction, some patients with gastrointestinal dysfunction after intestinal peristalsis is slow, gastroesophageal reflux may stimulate the oral cavity, so there will be adult teeth grinding symptoms, can be used under the guidance of the doctor, mosapride, domperidone, gastric elimination tablets and other drugs treatment. Normally, you need to observe your physical condition more often, and consult a doctor in time if there is any abnormal reaction.