The hazards of hyperventilation in the throat are mainly seen in: 1. Tearing of the cardia sphincter: Due to the strong nausea reaction caused by the stimulation of the finger to the throat, the cardia sphincter is strongly stimulated and then diastolic, repeated contraction and diastole will lead to tearing of the cardia sphincter. 2. Damage to the mucosa of the throat: Mainly due to the repeated stimulation of the mucosa of the throat area by foreign bodies, resulting in mucosal congestion, edema, and even chronic pharyngitis and other diseases. 3, damage to the esophageal mucosa: due to the contents of the stomach contains a large amount of stomach acid, esophageal mucosa in the stimulation of these acidic substances will appear damage, and the formation of esophagitis, esophageal cysts, etc. 4, salivary gland hyperplasia: due to repeated vomiting, can lead to increased salivary secretion, long-term buckle throat vomiting can lead to salivary gland secretion, resulting in hyperplasia, enlargement, etc. 5, change the shape of the face: mainly due to salivary gland Enlargement leads to fat face.