维生素D与钙结合,确实可以在一定程度上防止骨折,但却没有足够的数据显示补充维生素D能对癌症或心脏病产生预防作用。眼下,维生素D已经被吹捧成一粒魔弹。不少资料宣称,它能令人免受骨折、心脏病之苦,能降低老年认知问题、哮喘,甚至是癌症的发病率。不过,美国预防服务工作组 Vitamin D and calcium, can indeed prevent fractures to some extent, but there is not enough data to show that vitamin D supplementation can have a preventive effect on cancer or heart disease. Right now, vitamin D has been touted as a magic bullet. A lot of information claims that it can prevent fractures, heart disease, can reduce the cognitive problems of seniors, asthma, and even the incidence of cancer. However, the United States Preventive Services Working Group