Coronary heart disease patients can have sex if the severity of their disease is not high, but it is not recommended if the disease is serious. Whether patients with coronary heart disease can have sex depends on the severity of their condition. Coronary heart disease patients in general activities do not appear shortness of breath, dizziness, chest tightness myocardial ischemia and other symptoms, belonging to the slight, is allowed to have sex. If the coronary heart disease patients in the slight activity under the asthma, chest tightness, fatigue and weakness, dizziness, myocardial ischemia and other symptoms, belongs to the more serious, is not allowed to have sex, because the sex life will make the body’s heart rate increases, blood pressure rises, oxygen consumption also increases, which is a serious coronary heart disease patients to increase the burden is very dangerous. Patients with coronary heart disease usually need to do regular cardiorespiratory function examination and exercise tolerance assessment, also need to know what kind of exercise they are suitable for and what kind of exercise they are not suitable for and so on. When coronary heart disease occurs, you need to actively consult the doctor and follow the doctor’s instructions for reasonable treatment.