The phenomenon of lying with a blocked throat may be obstructive sleep apnea syndrome, or it may be caused by acute epiglottitis or chronic pharyngitis. 1. Obstructive sleep apnea syndrome: due to a variety of factors caused by the narrowing of the upper airway or a decrease in the ability to maintain the open function, which may appear lying down with a blocked throat phenomenon, accompanied by sleep snoring, apnea and other symptoms. 2. Acute epiglottitis: refers to the acute inflammatory lesion of epiglottis and its surrounding tissues, which can lead to a high degree of edema of epiglottis, which may cause the phenomenon of lying down with a blocked throat, accompanied by severe sore throat, swallowing and dyspnea and other clinical symptoms. The disease often wakes up in the middle of the night with a sudden sharp pain in the throat or respiratory obstruction, and the disease progresses very rapidly. 3. Reflux pharyngitis: As the patient may have acid reflux symptoms after lying down, thus stimulating the mucous membrane of the throat to appear discomfort in the throat, and then lead to foreign body blockage and other undesirable symptoms. If the above symptoms occur, it is recommended to consult a doctor in a timely manner, follow the doctor’s instructions to identify the cause of the disease, and take the appropriate treatment.