With the ozone layer depleting, it is no wonder that the suns UV rays are affects us harshly. Even though most of us known that the UV light affects mostly the human skin, it should also been known that these ray affect the eyes as well and too much exposure might damage the tem beyond repair or might even lead to blindness which is why it becomes highly necessary to protect them from the sunlight.
It has been found that cataract that has affected 22 million Americans who are over the age of 40, is caused by this exposure to UV rays and as such wearing lenses, even if they might be clear ones helps protect the eyes from sustain much damage and might as well delay or stop the onset of cataract altogether.