And vitamin D from sunshine can help your body to absorb certain minerals which are linked to building stronger bones.

阳光中的维生素 D 可以帮助你的身体吸收某些矿物质，这些矿物质与强健骨骼有关。

Things like muscle pain, lack of vitamin D and sleep deprivation are just some of the problems you can develop by over playing console or PC games.

肌肉疼痛，缺乏维生素D和睡眠不足只不过是过度沉迷游戏机或电脑游戏可能造成的问题。

Vitamin D is also important because it helps calcium work well in our bodies.

维他命D同样也很重要，因为它能让钙质被我们身体充分地吸收。

So with less vitamin D, cholesterol levels might rise.

因此，维生素D减少，胆固醇水平可能会。

The sun is lower in the sky, and as a result, you have less Vitamin D actually being produced in your body.

太阳的直射角度很低，结就会导致你身体产生的维生素D减少。

It's traveling around the world with me, it's got my vitamins in it, Vitamin C, Vitamin D, kind of thing, the basics.

我带着它满世界飞，用来装维生素片，维生素C，维生素D，类似这些基础保健品。

Let's hear about how rickets – a disease caused by a lack of Vitamin D in the diet – is affecting some children in the UK. This is BBC reporter Mike Williams.

让我们听一听BBC记者迈克·威廉姆斯为我们介绍佝偻病对英国的儿童的影响。佝偻病是一种因饮食中缺乏维生素D而引起的疾病。

He focused on breathing techniques to assist with his asthma, and by exercising outside in his shorts, was able to cure his rickets which is caused by a vitamin D deficiency.

他专注于呼吸技巧以帮助改善他的气喘，借由穿着短裤在户外运动，他能够治疗因为缺乏维他命 D 所引起的佝偻病。

In addition to calcium, Vitamin D is important because it helps the body absorb and retain calcium in the bones, making them strong.

此外，维生素D也很重要，其主要的功能是帮助人体吸收钙质，不让钙质从骨骼中流失。

But When they gave high vitamin D and normal vitamin A, they got hypervitaminosis D.

但是当给予火鸡大剂量的维生素 D 和正常量的维生素 A 时，他们则会出现维生素D过多症。

So maybe we don't get enough vitamin D?

所以我们可能没有得到足够的维他命D？

It's relatively easy to increase your Vitamin D level.

提高维生素 D 水平相对容易。

It also makes vitamin D and substances that help digestion.

它还生产维他命D和 其他帮助消化的一些物质。

Too much Vitamin D can cause heart problems, kidney damage and other medical conditions.

过量服用维生素D会导致心脏问题、肾脏损害和其他疾病。

And vitamin D produces hormones that brighten your mood.

而维生素D会产生让你心情愉悦的激素。

And there are also studies that show that Vitamin D, which you get primarily through sunlight exposure, can help with symptoms of fatigue.

也有研究表明，维生素 D 主要是通过阳光照射获得的，可以帮助缓解疲劳症状。

Besides, I get vitamin D from the sun.

此外，我还能从阳光中获取维生素D。

UV helps our bodies produce vitamin D, an ingredient that strengthens bones and lets us absorb vital minerals, like calcium, iron, magnesium, phosphate, and zinc.

紫外线可以帮助身体产生维生素D，来强化我们骨骼，并辅助钙、铁、镁、磷、锌等重要矿物的吸收。

Vitamin D is essential for supporting your bone integrity and has a protective role against chronic morbidities such as diabetes and cardiovascular diseases.

维生素 D 对支撑骨骼完整性至关重要，并在预防慢性病如糖尿病和心血管疾病方面起保护作用。

When days get longer, our bodies have to adapt to the exact opposite: Synthesize more vitamin D and serotonin and less melatonin, which is very energy-consuming and can take days or weeks for our bodies to readjust.

当白天变长时，我们的身体必须适应完全相反的情况：合成更多的维生素 D 和血清素，减少褪黑激素，这非常消耗能量，我们的身体可能需要几天或几周才能重新适应。