In hot summer, girls and women are always interested in talking about how to protect their skin from intense sunshine. Although there is sunscreen available, it is not enough to protect their skin from sunburn. So, they always try to some other ways to protect their skin. However, some of them may neglect that eyes also need to be protected from the intense sun.
Some people may wonder why we need to protect eyes from intense sunshine. In fact, the UV rays in sun not only cause sunburn on skin, but also affect and damage eyes. There are several types of UV rays such as UBA, UVB, and UVC etc. the UVC can be absorbed by the cornea. But they will cause the symptoms of foreign body sensation. Usually, after exposure to sun for 30 minutes to 12 hours, you may feel tearing and painful. Besides, long time exposure on exposure to sun may cause macula degeneration and damage retinal tissues. Therefore, it is very important to protect eyes from sun.
So far, the most convenient and effective way to protect eyes is to wear sunglasses. Today, there are many kinds of sunglasses which are varied in many styles, designs and colors. They can almost apply to everyone, even if people who have vision problems can wear sunglasses for vision aids.
Common people can choose any kind sunglasses they like as long as the sunglasses can provide them UV protections. However, for people who suffer vision problem, they have to choose sunglasses which can offer them both eye protection and vision aids.
Fortunately, with the development of technology, prescription sunglasses are no longer some fresh products which can provide vision correction. They bring many conveniences for people who suffer vision problems. What’s more, they have many choices for sunglasses. In the past, for people who suffer poor vision, they have to wear contact lenses and sunglasses at the same time. But right now, there are photochromic sunglasses, tinted prescription sunglasses as well as clip on sunglasses available. Those sunglasses not only offer eye protection, but also correct vision as long as you offer eye prescription when you buy them.
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