Strengthening exercises are usually of limite help , and the patient with muscle disease should always be cautioned against overexertion .
剧烈肌力运动通常是帮助有限，而且肌肉疾病的病人应该随时注意避免过度运动。
Developing countries limite by self-economic strength , foundation and management , international commissions should provide essential help in financing , technology as well as supervision .
