You can’t smoke if you have coronary artery left anterior descending myocardial bridge (superficial in type), smoking will lead to atherosclerosis and aggravate myocardial ischemia, it is recommended to quit smoking in time. If a section of the coronary artery walks within the myocardial tissue, this part of the myocardial fibers located above this section of the coronary artery is known as the myocardial bridge, and this section of the artery is called the wall coronary artery. When the myocardium contracts, blood flow to the mural coronary artery is briefly reduced or interrupted, causing angina-like chest pain, arrhythmia, myocardial infarction, sudden death, and other manifestations. Smoking can cause vascular atherosclerosis, aggravate the above symptoms, and even arterial blockage local thrombosis can occur, leading to myocardial infarction and angina pectoris. Smoking is absolutely not recommended. In addition, smoking can cause lung cancer, colorectal cancer and other tumors. Smoking is hazardous to health and it is recommended to quit smoking immediately, regardless of whether or not you are suffering from the disease.