众所周知,自行车运动对腿部肌肉的发达十分有益。因为,肌肉收缩和放松的交替,能够使腿部肌肉和力量保持比实际年龄低10岁以上的水平。不仅如此,这项运动还有着更为广泛的健身意义。●对感觉器官机能的影响自行车在行进过程中,其速度通常为每秒7米以上(老年人会低于此速度),这种 As we all know, bicycle exercise on the development of leg muscles is very useful. Because muscle contraction and relaxation of alternating, can make the leg muscles and strength than the actual age of 10 years old or lower level. Not only that, the sport also has a much broader fitness meaning. ● Effects on sensory organs The performance of bicycles during their travel is usually more than 7 meters per second (older people will fall below this speed)