【中图分类号】R161.1 【文献标识码】D【文章编号】1672-5085(2008)03-0219-02

    【摘要】冬季到户外参加体育活动，身体受到寒冷的刺激，肌肉、血管不停的收缩，能够使心脏跳动加快，呼吸加深，体内新陈代谢加强，身体产生的热量增加。同时，由于大脑皮质兴奋性增强，有利于灵敏、准确地调节体温。这样，人的抗寒能力就可明显增强。另外，冬季在户外进行锻炼能增强机体的抗病能力，增强体质。体育锻炼已经逐渐成为人们日常生活的一部分，很多人已纷纷走出家门加入到冬季体育锻炼的队伍中来。

    【关键词】冬季；运动；科学健身

    Winter how scientific fitness Ren Wenjun Huang Ruohua Li Zhiqing

    【Abstract】Winter to participate in outdoor sports and physical stimulation by the cold, muscle, blood vessels keep the contract, to speed up the beating heart, breathing deepen, strengthen the body metabolism, increase body heat. At the same time, enhance the excitability of the cerebral cortex, is conducive to sensitive, accurate adjust the temperature. In this way, people can significantly enhance the ability of cold resistance. In addition, a winter outdoor exercise can enhance the body’s resistance capacity, enhance physique. Physical exercise has gradually become part of everyday life, many people have had to leave their homes to join the ranks of the winter sports training in the past. ......