Salty mouth should be alert to oral ulcers, gastrointestinal disorders, chronic pharyngitis and other diseases. 1. Oral ulcers: is one of the most common oral mucosal diseases, refers to a variety of factors lead to the tongue, cheeks, lips, gums, soft palate and other oral mucosa on the formation of small and shallow defects or ulcers. Localized burning sensation, affecting eating, speaking, and the feeling of salty mouth. 2. Gastrointestinal dysfunction: mental factors for the occurrence of this disease is the main cause, such as emotional tension, anxiety, life and work difficulties, troubles, accidents and misfortunes, etc., can affect the normal activity of gastrointestinal function, there will be a salty mouth feeling. 3. Chronic pharyngitis: refers to diffuse chronic inflammation of the pharyngeal mucosa, submucosa and lymphatic tissues, patients often have pharyngeal foreign body sensation, itchy, burning sensation, dryness, or a slight pain, there will be a salty mouth feeling. Salty mouth may also have other reasons, it is recommended to go to the hospital in a timely manner to improve the examination, to clarify the cause of the disease and diagnosis, under the guidance of the doctor for standardized treatment.