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。

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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。

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The American Academy of Pediatrics recommends that breastfed infants receive a vitamin D supplement of 400 IU per day.

美国专业儿科推荐喝母乳的婴儿每天需要摄入400个国际单位的维他命D.

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Ultraviolet light from the sun changes a substance in the skin into vitamin D.

VOA: special.2009.04.21

"There have been some studies showing that if you give pregnant women 4,000 units of vitamin D a day, their rates of complications in pregnancy are much decreased."

VOA: standard.2010.05.28

Doctors rarely see these conditions. But studies have linked vitamin D deficiency to a number of serious health problems, including heart disease, several types of cancer, osteoporosis,diabetes, Alzheimer's disease and some autoimmune disorders.

VOA: standard.2010.05.28

Overall, those most at risk for a vitamin-D deficiency were older, female, obese, drank milk less than once a week, and spent more than four hours a day watching TV, playing video games, or working on a computer.

CNN: Vitamin D deficiency common in U.S. children

This is not adequate evidence to show that vitamin D deficiency causes diabetes nor that vitamin D supplementation is a legitimate treatment for diabetes.

CNN: Do vitamins help against type 2 diabetes?

He agreed that a further trial in a larger number of patients, comparing vitamin D with a dummy pill was warranted.

BBC: Vitamin D hope in prostate cancer