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老年人坚持体育运动,可以使肌纤维肥大和肌肉组织毛细血管增加,从而表现为肌力和耐力的增强。另外,还能增加每次心跳搏出的血量,因而可减少安静时和运动时的心率及降低收缩期血压,增加肺活量,减少体内脂肪比例,降低胆固醇,降低血糖,增加血红蛋白的量,增加血液的携氧能力,改善组
The elderly insist on physical exercise, can make muscle fiber hypertrophy and muscle tissue capillaries increased, which showed the strengthening of muscle strength and endurance. In addition, but also increase the volume of blood per beat, which can reduce the resting heart rate during exercise and reduce systolic blood pressure, increase lung capacity, reduce body fat ratio, lower cholesterol, lower blood sugar, increased hemoglobin, increased Oxygen carrying capacity of blood, improve the group