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-   -   健康提示:游泳别超45分钟 (http://www.freeadvertisingzone.com/showthread.php?t=1559795)

avrod8348 07-31-2011 01:33 PM

健康提示:游泳别超45分钟
 
长时间游泳会引起心动过速和肌肉劳损。专家告诫,保健性游泳每次最佳时间在20到45分钟,切莫贪凉延长时 间影响自身健康。

专家指出,人在水中容易散热,但在水中时间过长,身体产生的热量低于水中散热,体温调节功能就会遭到破坏, 这时会出现皮肤中动脉收缩,小静脉扩张,使血液停滞在皮下静脉内,造成皮肤青紫、嘴唇发黑,身上起“鸡皮疙 瘩”,光波炉价格,甚至发生痉挛现象。

因此,长时间在水中游泳,特别是在很凉的水中游泳,对身体不一定有好处,盟特新奇特批发。如果感觉有不适症状时,红外线光波炉,应立即上岸擦干身上的水,晒晒太阳,待暖和后尽快穿好衣服,以防感冒、心动过速、肌肉劳损等 病症发生,光波炉团购


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