Wearing Sunglasses to Keep Your Eyes Healthy

Sunglasses are a great fashion accessories.But,most importantly,it can protect your eyes from the sun’s ultraviolet (UV) rays.However,people often forget this damage,or neglect it.This article will help you to know the importance of wearing sunglasses and keeping your eyes healthy.
Now let's look at diseases and health complications that sunglasses can help protect against.
1.Skin Cancer
The skin around your eyes, including your eyelids is very sensitive to sunlight. Sunlight consists of two different kinds of ultraviolet rays, UVA and UVB.UVA rays may cause some skin cancer.According to the researchers,up to 10 percent of all skin cancers are found on the eyelid.So Wear UV-protective wraparound sunglasses with large lenses can not only protect your eyes, but they'll protect your skin, too.
2. Blue-Light Protection. 
Long-term exposure to the blue and violet portion of the solar spectrum has been implicated as a risk factor for macular degeneration, especially for individuals that are“sun sensitive.”
3.Cataracts
The World Health Organization reports that, worldwide, approximately 900,000 people are blind because of cataracts—cloudiness in the lens of the eye—triggered by UV exposure.
4.Pterygium
Also known as surfer’s eye, pterygium is a growth on the eyeball itself. It’s usually not serious, but it can be painful and annoying. Eye drops, steroids and surgery (in advanced cases) are the most common treatments.

Some tips for healthy eyes
1.Wear protective eyewear any time your eyes are exposed to UV light, even on cloudy days and during winter months.
2.You can eat the right foods to promote healthy eyes and vision. For example, lutein and zeaxanthin are contained in a number of foods including spinach and kale, and they provide what we could term ‘natural sunglasses’ – they help protect against harmful UV rays and blue light. 
3.When purchasing sunglasses, look for ones that block out 99 to 100% of both UVA and UVB radiation, so you can keep your vision sharp and eyes healthy. A sun hat offers great protection, too!