Preventive is: Avoid to walk for long continuously, the shoe that wears wants soft, comfortable, prevent slippery, breathing space heats up leach foot, undertake crus is massaged.

• 预防方法是：避免长时间连续步行，所穿的鞋子要柔软、舒适、防滑，休息时间热水浸脚，进行小腿按摩。