心肌梗塞是在冠心病基础上冠状动脉急性闭塞所致部分心肌持续严重缺血而坏死,常可危及病人生命。及时正确的诊断与治疗固然重要,正确的护理,消除一切不良刺激和有害因素,也是防止和减轻病情恶化,减少和避免死亡的必要手段,休息问题不容忽视。发病后病人要绝对卧床休息,随之损伤的心肌修复逐渐增加其活动量,是心肌梗塞病人必须遵循的护理原则。机体活动时,会引起交感神经紧张性增高,使 Myocardial infarction is based on coronary heart disease caused by acute coronary occlusion of some myocardial sustained severe ischemia and necrosis, can often endanger the lives of patients. Correct and timely diagnosis and treatment of important, correct care, eliminate all adverse stimuli and harmful factors, but also to prevent and reduce the deterioration of the disease, reduce and avoid the necessary means of death, rest can not be ignored. After the onset of the patient to bed rest absolute, followed by repair of myocardial injury gradually increased its activity, is the patient must follow the principle of care. When the body activity, will cause increased sympathetic tone, so