Feeling mucus in the throat there are many, such as acute and chronic pharyngitis, reflux pharyngitis, chronic rhinitis or sinusitis, respiratory system inflammation. 1. Acute and chronic pharyngitis: acute and chronic pharyngitis can be manifested by the feeling of mucus in the throat, the patient will feel unable to cough up or swallow, with an obvious foreign body sensation, which can be accompanied by a burning sensation in the pharynx, itching and other symptoms. 2. Reflux pharyngitis: after the onset of reflux pharyngitis, due to gastric acid reflux stimulation to the throat, resulting in pharyngeal congestion and edema, which will appear to feel the phenomenon of mucus in the throat. 3. Chronic rhinitis or sinusitis: chronic rhinitis and sinusitis will lead to nasal secretions, if the secretions are deeper, it is not easy to flow out, due to the backflow of nasal mucus into the throat, resulting in the feeling of mucus in the throat. 4. Inflammation of the respiratory system: chronic bronchitis, chronic bronchitis, chronic pneumonia and many other diseases, can also show a feeling of mucus in the throat. There are many reasons for feeling mucus in the throat, and it is recommended to go to the hospital in time to improve the examination after the symptoms appear, and take standardized treatment according to the doctor’s instructions, so as to avoid delaying the condition.