Left anterior descending myocardial bridge stenosis 50% belongs to the moderate level of stenosis, not particularly serious, but also should be actively treated. Left anterior descending myocardial bridge stenosis 50% can already belong to the category of coronary heart disease, belongs to the intermediate level of stenosis, is not particularly serious, can be considered to prioritize active conservative treatment, such as taking medication, strengthen the life management and other measures. Patients should be instructed to try to eat a low-fat diet, eat the right amount of high-quality protein, keep a good attitude and appropriate exercise, and pay attention to a good lifestyle, avoid staying up all night overwork, starting from the habits of life, to prevent further narrowing of the coronary blood vessels have an important role. If there is symptomatic relief, you can have regular checkups. If the symptoms are not relieved or the stenosis is further aggravated, or even if the stenosis reaches 75%, conservative treatment will not be effective, and it is recommended to carry out coronary stent intervention to save the patient’s life. If you feel unwell, please consult a doctor.