While UV rays typically aren't great for humans, there's a procedure called phototherapy that involves beaming UV rays directly onto the skin that's been effective.

虽紫外线通常对人类不利， 但有一种称为光疗的程序，该程序涉将紫外线直接照射到有效的皮肤上。

And we also, of course, have to take into account that many people who are doing phototherapy often are combining it with other things.

当，我们还得考虑到，许多进行光疗的人通常会将其与其他疗法结合使用。

Clinical examples include phototherapy on newborns to help treat jaundice, or photodynamic therapy which uses photosensitising agents and light to kill cancer cells.

临床实例包对新生儿进行光疗以帮助治疗黄疸，或者使用光敏剂和光照来杀死癌细胞的光动力疗法。

And what I'm referring to is phototherapy.

我指的是光疗法。

So when I say that phototherapy has been shown to be beneficial for cells of the body, it's not just cells of the skin.

因此， 当我说光疗法已被证明对身体的细胞有益时，这不仅仅是指皮肤细胞。

I've also been very interested in the use of phototherapy for the treatment of eye diseases and offsetting age-related decline in visual function.

我也对光疗法在治疗抵消与年龄相关的视觉功能下降方面的应用非常感兴趣。

For the use of phototherapy for the treatment of lupus.

用于治疗狼疮的光疗。

And we talked about even some laser procedures and phototherapy, things of that sort.

以一些激光治疗和光疗等方法。

At the same time, while there are many studies exploring the use of phototherapy for improvement of skin health and appearance, most of those studies have fairly low sample sizes, but there are a lot of those studies.

同时， 虽有很多研究探讨了使用光疗来改善皮肤健康和外观的应用，但这些研究中的大多数样本量都相对较小，不过这类研究的数量还是很多的。

Now, keep in mind that when people hear phototherapy, they almost immediately think about a device and that makes sense, right?

现在请记住， 当人们听到光疗法时，他们几乎立刻会想到一种设备， 这是有道理的，对吧？ 红光、近红外光设备。