The 3 months after heart valve replacement surgery is considered the “early postoperative period”, which is an important stage to recover from the trauma caused by the surgery and its related measures, to improve physical fitness, and to stabilize the balance of systems and organs, and requires attention to the following aspects: 1. participate in social activities; prevent colds, and if colds or other infections are present, they should be treated immediately with medication. 2, appropriate and gradually increase the activity, and do the right amount of strength, feel panic and shortness of breath immediately rest, and reduce the amount of activity. 3, diet should pay attention to increase nutrition, eat more fruits, supplement mouth, avoid overeating and alcohol abuse, can not smoke, control too salty food, pay attention to dietary hygiene. 4, according to the medical advice at the time of discharge take some necessary drugs on time, such as anticoagulants, digitalis-type cardiac diuretics, during the period of taking to pay attention to their urine volume changes, whether there is swelling and heavy feeling of the limbs. Check the prothrombin time regularly. 5, 3 months after surgery to the hospital to review, if the recovery is smooth, the body can win light work, gradually increase the workload to no panic shortness of breath for another 2-3 months. You can resume full day light work, and then gradually try to transition to normal work, do not be happy for a while, suddenly increase the amount of workload, resulting in damage to heart function.