Intrinsic asthma: asthmatic attacks are precipitated by respiratory infections, exposure to cold, exercise, stress, inhaled irritants, and drugs such as aspirin.

内源性哮喘：哮喘发作与呼吸道感染有关，暴露于严寒，锻练，压力，吸入刺激物，药(如阿斯皮林)。

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Converting white fat into brown is notoriously difficult, normally requiring long term exposure to cold conditions or activating part of the body's nervous system.

“白色脂肪”转化为“棕色脂肪”出奇困难，通常需要长期暴露在寒冷的环境中，或者激活人体部分神经紧张系统。

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One limitation of the study was a lack of adjustment for all variables that might affect the outcome, such as exposure to cold germs at work or from children in the home, the researchers noted.

另外研究人员指出了这项研究的一个局限在于没法完全调控所有可能影响研究结果的变量，如：对工作环境中的或家庭环境中来自儿童的感冒病毒的接触情况。

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The coroner certified the cause of death as hypothermia resulting from exposure to cold temperatures while acutely intoxicated.

FORBES: Public Health

Exposure to extreme cold: the Antarctic Plateau, which will be crossed, is the world's largest and coldest desert with extremely low humidity and the expedition will involve prolonged periods of exposure to extreme cold below -70C.

BBC: Viewpoint: The last great polar challenge

Still, organizers cautioned attendees to bundle up because of prolonged exposure to the cold as they watch the events and make their way to and from them.

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