Cardiovascular function is very sensitive to changes in temperature, and a sudden rise or fall in temperature can trigger cardiovascular disease. In the summer, the symptoms of cardiovascular disease are less severe, which can cause patients to let down their guard, leading to a higher incidence of acute cardiovascular events. It is important that we do not let up on our treatment and that we eat well. Here we come together to understand what cardiovascular disease patients should eat in the summer. 1, celery Sweet and bitter, cool, belonging to the lung, stomach, liver. It has the effect of calming the liver and clearing away heat, dispelling wind and dampness, removing vexation and swelling, cooling the blood and stopping bleeding, detoxifying the lungs, strengthening the stomach and blood, clearing the intestines and relieving constipation, moistening the lungs and relieving cough. Apigenin can also expand peripheral blood vessels, reduce peripheral resistance, reduce blood pressure. 2, bitter melon, bitter and cold, to the stomach meridian, has the role of clearing heat and fire. Bitter melon saponin contained in bitter melon, similar to insulin-like effect, but also stimulate the function of insulin release, can reduce insulin resistance, reduce triglyceride and low-density lipoprotein cholesterol concentration, reduce atherosclerosis, and then reduce the occurrence of hypertension. 3, corn, flat, sweet taste, to the heart, spleen meridian, spleen and qi, dampness and turbidity effect. It is worth mentioning that corn oligopeptide has a significant role in lowering blood pressure, and the unsaturated fatty acids in corn oil can reduce the content of LDL cholesterol in the blood. 4, lotus seed heart taste bitter, into the heart meridian. It has the effect of tranquilizing the heart and tranquilizing the mind, clearing the heart and draining heat. Lotus seed not only can make people meditate, which contains the lotus heart alkaloids will appear after the transformation of a strong and long-lasting antihypertensive effect, help to improve myocardial contractility, slow down the heart rate. In summer, cardiovascular disease patients should do appropriate exercise, regular diet, eat more of the above kinds of food will help heart health. And, after the summer heat, many patients who are a little fat like to blow air conditioning, in fact, excessive blowing air conditioning will be due to the influence of the large contrast between indoor and outdoor temperature triggered respiratory disease, thus inducing cardiovascular disease or aggravation.