Lack of vitamin D is another factor to consider.
缺乏维生素D是另一个需要考虑的因素。
Milk, oily fish and eggs all contain vitamin D.
牛奶、油性鱼类和鸡蛋全都含维他命D。
This special form of vitamin D is naturally present in breast milk.
这种特殊形式的维生素D天然存在于母乳中。
Foods such as eggs and oily fish are all rich in vitamin D.
鸡蛋和油性鱼等食物都富含维生素D。
For Vitamin D, the best examples are fish, mushrooms and eggs and for vitamin E, nuts and seeds.
关于维生素D，最好的例子是鱼、蘑菇和鸡蛋，而维生素E 则是坚果和种子。
Vitamin D, or calciferol, is another fat-soluble steroid vitamin that functions to stimulate calcium uptake from the gut and its deposition in bone.
维生素D，或钙醇，是另一种脂溶性类固醇维生素，其功能是促进肠道吸收钙并强化骨骼。
Vitamin D, or calciferol, is another fat soluble steroid vitamin which functions to stimulate calcium uptake from the gut and its deposition in bone.
维生素D，或钙醇，是另一种脂溶性类固醇维生素，其功能是促进钙从肠道吸收并沉积在骨头中。
Skin color, where you live and how much skin you have exposed all affect how much vitamin D you can produce.
皮肤颜色、生活地点和暴露在外的皮肤面积大小，都会影响你的身体所能产生的维他命D的量。
Vitamin D is necessary to aid the absorption of calcium from food.
从食物中吸取钙需靠维生素D的帮助。
Idleness is not just a vacation, an indulgence or a vice; it is as indispensable to the brain as Vitamin D is to the body.
懒惰不仅仅是度假、放纵或恶习；它对于大脑就像维生素D对身体一样不可或缺。
Although we talked about Vitamin D and sunlight, it can make a huge difference in how you feel if you go to a tanning salon to get some light on your skin.
尽管我们已谈到维生素D和阳光，但是如果你刻意去参加日晒沙龙来摄取阳光到皮肤的话，它会让你感觉到巨大的差别。
Vitamin D analogues such as paricalcitol were found to be better.
如帕里骨化醇这样的维生素D类似物效果更好。
"Ommmmm." Oh, I have to stop at New Morning for vitamin D after work.
“嗯…”我应该在新一天早晨的工作之后不再服用维他命d。
Oily fish are also an excellent source of vitamin D.
富油的鱼类也是维生素d的极好来源。
The data show that those people with lower vitamin D levels exhibited slower information-processing speed.
数据显示，维他命D水平较低的那些研究对象，在信息处理速度上比较慢。
Vitamin D — your skin converts sun into vitamin D, but a lot of people have this sun phobia.
维生素d—你的皮肤把日光转化成维生素d，但是很多人有太阳恐惧症。
There is some evidence from other studies that high levels of vitamin D are also harmful.
这里有很多其他实验中得出的证据表明，高水平的维生素D也同样有害。
Two new European studies looking at vitamin D and cognitive function have taken us one step further.
两个研究维他命D和认知机能的项目，使我们获得了更深入的了解。
Or course, short periods in the sunlight are also important for synthesizing vitamin D in the skin.
当然，晒一会太阳对于皮肤中维生素D的合成也是很重要的。
Two will take either a vitamin D or a fish-oil supplement and a placebo.
两组服用维生素D和鱼油补剂的一种和一片安慰剂。
As we age, our skin becomes less effective at converting sunlight to vitamin D.
随着我们年龄的变老，我们的皮肤在转换阳光到维他命d的能力也越来越弱。
There probably is a risk to having too much vitamin D in the system.
可能会发生系统里存在过多维生素d的风险。
Without vitamin d, people are subject to all the diseases listed above (and many more).
缺乏维生素d，人们就会容易发生以上的疾病(或更多)。
Vitamin D, the so-called sunshine vitamin because it’s made when sunlight gets your skin.
维生素D，它是当阳光晒到皮肤时生成的，所以叫做阳光维生素。
The scientific community continues to debate the optimum level of vitamin d.
科学界在维生素d的最优水平上一直有争论。
They may start their lives vitamin D deficient, and then all they’re getting is vitamin D deficient breast milk.
他们生命一开始可能就是维生素D缺乏，接着他们食用的又全是维生素D缺乏的母乳。
Scientists say vitamin D is vital in activating human defenses.
科学家表示，维他命D对激活身体防御系统至关重要。
Everybody needs vitamin d, which can be found in foods like sockeye salmon, eggs, and milk.
每个人都需要维生素d，就在食物如红大马哈三文鱼、蛋类和牛奶中能够找到它。
So how much is enough vitamin D?
这样人体要获得多少维他命d才算够了呢？
得到更多的维生素d。
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