Scientists have revealed that the ultraviolet (UV) rays coming from the sun are very harmfulto human eyes. Continuous exposure to these rays is responsible for several harmful eyediseases such as cataracts, glaucoma etc. In order to avoid such complications, medicalhealth experts advise wearing protective eyeglasses. This is not just for... Scientists have revealed that the ultraviolet (UV) rays coming from the sun are very harmfulto human eyes. Continuous exposure to these rays is responsible for several harmful eyediseases such as cataracts, glaucoma etc. In order to avoid such complications, medicalhealth experts advise wearing protective eyeglasses. This is not just for...

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