Not only the cold when coughing will have to vomit feeling, in many cases ordinary bronchitis or choking, if the cough is excessive will be with the feeling of vomiting. In fact, this is the coughing time to bring up the stomach qi, Chinese medicine called stomach qi upward, cough itself is a kind of lung qi upward, these two upward together, is due to the airway and esophagus, in the chest cavity when they are parallel, excessive coughing caused by this upward, will bring the other side also follow the upward reaction. The bottom of the esophagus is the stomach, and if the upward movement occurs repeatedly, the stomach will break the hole above the diaphragm where the esophagus passes through, called the esophageal hiatus, which in turn triggers persistent gastroesophageal reflux symptoms. So if you feel something inside the airway or lungs, to gently haze, gently cough, if you cough a little can come out, do not sound after sound, with the scratching as if you have to stop that itch, stop the itch of the organ which also coughed up, this time with some phlegm medicines, drink a little water, to alleviate the irritation of coughing, but also to discharge the phlegm.