呼吸肌 (主要是呼气肌 )无力是晚期多发性硬化症 ( MS)病人的特征 ,导致咳嗽困难 ,呼吸道分泌物清除障碍 ,反复发生肺炎。目前发现仅有两篇文献报道了对 MS病人呼吸肌无力的治疗方法 ,一是采用阻力训练增强呼、吸肌力 ,另一是通过阻力负荷训练呼气肌。研究目的　作者试图采用一 The weakness of the respiratory muscles (mainly the expiratory muscles) is a characteristic of patients with advanced multiple sclerosis (MS), leading to coughing difficulties, removal of respiratory secretions, and recurrent pneumonia. So far only two articles have been reported on the treatment of respiratory muscle weakness in patients with MS treatment, one is to use resistance training to enhance the call, suction muscle strength, and the other through the resistance load training expiratory muscle. The purpose of the study The author attempts to adopt one