When heart pain is caused by strenuous exercise after heart valve replacement, the symptoms can be relieved by proper rest and medication. 1. Appropriate rest: when heart pain is caused by strenuous exercise after heart valve replacement, the pain is usually mild, and the symptoms can be relieved by appropriate rest. 2. medication: patients in strenuous exercise after the pain is more serious, under the guidance of the doctor to take aspirin enteric-coated tablets, stabilize the heart particles and other drugs for treatment. Once the drug treatment is ineffective, it is recommended to consult a doctor for examination and choose the appropriate treatment method according to the actual situation under the guidance of the doctor, so as to avoid delaying the condition and the occurrence of myocardial infarction and other discomforts. After the replacement of heart valves, patients should pay attention to appropriate rest, avoid overwork, and eat a balanced and comprehensive diet.