The sound of bubbles coming out of the throat while lying down indicates that there is more secretion in the airway, which is common in bronchitis and laryngitis. 1. Bronchitis: bronchitis can be manifested by coughing, and at the same time, due to the increase in tracheal and pharyngeal secretions, stays in the trachea, laryngeal cavity and other locations, there may be lying down with a bubbling voice of the throat phenomenon. 2. pharyngitis: pharyngitis can lead to local mucosal irritation, resulting in the emergence of more secretions, so the phenomenon of lying down with a bubbling voice, accompanied by foreign body sensation in the throat, pain and other phenomena. There are many reasons for the bubbling sound in the throat, and it is recommended to go to the hospital in time to improve the examination after the symptoms, take standardized treatment according to the doctor’s instructions, and do not ignore the symptoms and take them lightly.