If the footgear on the foot crosses big , moisture , make function of crural ministry heat preservation is reduced 如脚上的鞋袜过大、潮湿、使脚部保暖功能降低。
2.
What the shoe wears is too too small , close , block up blood is current wait , can make crural ministry produces chilblain 鞋穿的过小、过紧，阻碍了血液流通等，都可使脚部发生冻疮。
