Alcohol is not recommended for a bad heart. A bad heart refers to a decline in heart function, which may be associated with a variety of cardiovascular diseases such as myocardial ischemia, arrhythmia, dilated cardiomyopathy, and so on. Alcohol is contained in all kinds of wine. If patients with a bad heart drink alcohol, it may cause abnormal excitation of the sympathetic nerves in the body, which may lead to increased blood pressure, abnormally fast heart rate, and increased myocardial contraction, which may lead to a high workload of the heart and aggravate the burden on the heart. Drinking alcohol may induce or aggravate arrhythmia, myocardial ischemia and other cardiovascular diseases in patients with a bad heart, so that the body is in a state of ischemia, hypoxia, which can cause chest tightness, chest pain and other uncomfortable symptoms. Therefore, patients with a bad heart should develop a low-salt and low-fat diet, avoid spicy, greasy and irritating foods, and should quit smoking and drinking to reduce the stimulation of the body, and if they have any discomfort symptoms, they should go to the hospital in time to consult a physician for guidance.