Prevention methods of cardiovascular diseases 1, prevent embolism. Blood vessels, especially coronary arteries, are prone to contraction and spasm in winter when it is cold, resulting in insufficient blood supply and may lead to embolism, so pay great attention to keep warm. 2, patients should not be morning exercise. Because of sleep, the human body’s nervous system is in a state of inhibition, not enough vitality, when you suddenly wake up in the morning, a substantial exercise, neuroexcitability suddenly increased, very easy to induce cardiovascular disease, winter should pay attention to this problem. The emergency department of Lingyuan Central Hospital, Li Yaqin 3, tonic to moderate. Our folk have the habit of winter tonic, winter people exercise is less, plus a large number of tonic hot food and tonic wine, it is easy to cause increased blood lipids, inducing cardiovascular disease, so winter tonic must be carried out according to the individual physique. 4.Mind balance. Emotional excitement is a cardio-vascular disease taboo, coronary heart disease, hyperlipidemia patients in particular should be relaxed, do not let the emotional ups and downs too much. 5, appropriate exercise. Cardiovascular patients are not unable to exercise, but to exercise appropriately. Reduced exercise can also cause slow blood flow and elevated blood lipids. To reasonably arrange the exercise time and control the amount of exercise. In winter, we should wait for the sun to rise before exercising, at this time, the temperature rises, can avoid the sudden cold stimulation of the body and the onset.