王大妈步入中年后,为锻炼身体,开始尝试各种运动,晴天爬山,下雨天爬楼梯。最近两个月她觉得两腿膝盖疼痛,上下楼梯的时候更加明显。经医生检查发现,她患了膝关节骨关节炎。许多老年人对如何锻炼还存在一些认识上的误区,应该学会科学保护膝关节。误区之一:不管什么形式的锻炼都是有益的爬山、爬楼梯爬山、爬楼梯虽是一种很好的锻炼方式,但不利于保护膝关节。因为,上山或爬楼梯时膝关节负重,而下山时除了自身体重以外膝关节还要 Aunt Wang entered middle age, to exercise, began to try all kinds of sports, sunny day climbing, climbing the stairs on a rainy day. In the last two months she felt pain in her knees and became more apparent when going up and down the stairs. The doctor found that she had knee osteoarthritis. Many elderly people have some misunderstandings about how to exercise and should learn to protect the knee scientifically. Misunderstanding one: no matter what form of exercise are useful mountain climbing, climbing the stairs, climbing stairs is a good exercise, but not conducive to the protection of the knee. Because, when climbing the stairs or climbing the knee when the load, but down the mountain in addition to their own weight but also outside the knee