晒步数最近在微信朋友圈大热。不少人通过走路或跑步。每天坚持一万步以上,在“微信运动”公众号中比排名。并在朋友圈展示自己的步行记录。南方医科大学南方医院关节骨科主任史占军教授说,每天超过2个小时的步行或跑步运动可能对膝关节造成磨损,严重者甚至面临手术的风险。史占军表示,运动者要根据自身的身体状况来制定运动计划。通过比赛可以激励运动者斗志来提升运动热情.但如果盲目攀比,运动频率过高也会对关节造成损害。“凡事都有度,快步走也不能‘用 The number of drying steps recently in the WeChat circle of friends hot. Many people walk or run. Every day, insist on more than 10,000 steps in the ”WeChat sports“ public number than in the rankings. And in the circle of friends show their own walking record. Professor Shi Zhanjun, director of joint orthopedics at Nanfang Hospital, Southern Medical University, said walking or running more than two hours a day could cause wear and tear on the knee joint and even pose a risk of surgery in severe cases. Shi Zhanjun said that athletes according to their own physical condition to develop sports plans. Through competition can inspire athletes to enhance the enthusiasm of sports.But if the blind comparisons, the movement frequency is too high will cause damage to the joints. ”Everything has degrees, can not be used quickly."