寒冷病,又称寒冷过敏病。其临床典型特征是发病快,当遇暖后迅速消退,不留任何后遗症。寒冷病可分为获得性和遗传性两种,常从儿童时代即起病,伴随一生,但可随年龄的增长而致敏程度逐渐减弱。其临床症状表现不一,一般皮肤暴露于冷空气中即可发病。而在现在,最让人担心的是,一些40多岁的中青年人正因缺乏锻炼,成为“寒冷病”的高发人群。
她当时对这种病一无所知,将孩子的病因归结于空气污染,认为灰尘、寒冷和污染非常容易诱发哮喘。
She knew nothing about the disease. She attributes his asthma to air pollution and says it is triggered quite easily by dust, cold, and pollution.
但是有些情况下,如哮喘、心脏病或者雷诺氏病,你在寒冷天气中锻炼之前必须跟自己的医生确认是否可以。
But if you have certain conditions, such as asthma, heart problems or Raynaud's disease, check with your doctor before you work out in cold weather.
她把自己的病归因于寒冷的天气。
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