As humans age, atherosclerosis is inevitable. Thoracic aortic atherosclerosis is atherosclerosis occurring in the thoracic aorta. For asymptomatic thoracic aorta, there is no need for special treatment. If atherosclerosis involves other organs, corresponding symptoms will appear, such as angina pectoris, myocardial infarction, lower extremity atherosclerosis, carotid atherosclerosis, and other such conditions, oral aspirin is needed to stop the progression of atherosclerosis. In terms of lifestyle, it is also necessary to have a low-salt diet, low-fat diet, light diet, good lifestyle habits, and to quit smoking in order to achieve a comprehensive effect of stopping atherosclerosis.