Sympathetic nerves are a type of autonomic nerves, which control our heartbeat, blood pressure, whistling, and heartpan beating. Dysautonomia, that is, sympathetic nerve activity is exuberant, resulting in tight nerves or tendons tight people, if tight in the chest, it produces chest tightness, chest tightness and pain, so that the cardiovascular delivery is poor; if tight in the heart, it produces depression, anxiety, nervousness, anxiety, and so on, at any time to feel the pressure is very big. So, chest tight patients avoid eating what food? The following is an introduction to chest tightness patients avoid eating food: chest tightness patients avoid high salt diet; avoid spicy stimulating food; avoid greasy food. 1, chili pepper chili is easy to hurt lung gas, consume heart yin, so that the heart and lung gas yin deficiency, aggravate pleural effusion. Avoid it as much as possible. 2, cream Cream is easy to make phlegm and turbidity, internal and external evil gas wrestling knot, glue solid viscous, so that the sputum is not smooth, cough difficult to cure. Try to avoid. 3, fries Cigarette smoke can stimulate the trachea to increase phlegm secretion, coughing intensified. Try to avoid.