但是,当皮肤暴露在阳光下时,人体内会合成维生素D,许多人在冬天时体内维生素D的水平较低。
Trials on using supplements to prevent infections have given mixed results, so the researchers pooled data on 11,321 people from 25 separate trials to try to get a definitive answer.
尝试通过补充营养来预防传染病会产生各种各样的效果,因此研究人员在11321人身上做了25组独立试验,试图得出一个普遍而确定的结论。
The team at Queen Mary University of London (QMUL) looked at respiratory tract infections - which covers a wide range of illnesses from a sniffle to flu to pneumonia.
伦敦玛丽女王大学的研究小组把目光投向呼吸道感染病,其中广泛地包括从普通感冒到肺炎等的疾病。
Overall, the study said one person would be spared infection for every 33 taking vitamin D supplements.
最终结果表明,在每33个补充维生素D的个体中,就有1个可以有效预防传染病。
That is more effective than flu vaccination, which needs to treat 40 to prevent one case, although flu is far more serious than the common cold.
这比打流感预防疫苗都有效,疫苗在每40个个体中才会有1个个体见效,即使流感比普通感冒要严重得多。
There were greater benefits for those taking pills daily or weekly, rather than in monthly super-doses.
【z研究显示 维生素D可预防感冒和流感】相关文章:
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