Coffee panic is mainly two possibilities: the first possibility is more common, after drinking coffee, directly excite the sympathetic nerves of the body, resulting in an increase in heart rate and blood pressure. In addition to the general case of drinking coffee, the body is in a state of relative exertion, panic feeling will be more obvious. At this time often do not worry too much, timely rest, pay attention not too strenuous, will slowly ease. The second cause of coffee panic, in fact, may be not in time to eat, fasting state drinking coffee, this type of patients often combined with gastritis or indigestion symptoms. After eating coffee, the stomach is only briefly filled, there is no real food into the stomach, and soon the stomach will also appear a hungry state, when the panic is actually bloating or hunger performance.