写一篇关于慢跑的英语作文。（具体描述做这项运动的时间、人物，以及运动的特点等。还有运动的影响或益处

Question

写一篇关于慢跑的英语作文。（具体描述做这项运动的时间、人物，以及运动的特点等。还有运动的影响或益处）60词左右！！！

Answer 1

Running is a whole body movement, which enables the body's muscles rhythmic contraction and relaxation, so that muscle fiber Dimension increased, protein content increased. Fit and muscular is one of the symbols. Skeleton is the body of the stent, human activities leverage. In a period of growth and development of young people, adhere to running Step can improve blood circulation, increase the supply of nutrients in bone cells increase bone cell growth capacity, from the And to promote the normal development of the bone. The elderly, reduced metabolism, muscle gradually shrink, and bones appeared back