What is Eye Twitch? An eye twitch is an uncontrollable spasm of the eyelid muscles. A twitch occurs in both...
UV means ultraviolet radiation which is invisible rays that are part of the energy that comes from the sun. ultraviolet radiation that reaches the earth’s surface is made up of two types of rays called UVA and UVB.
Eyesight can change for many reasons, either due to the natural ageing process, an injury or trauma to the eye area causing further problems.
Can you buy reading glasses without a prescription? Well, you can. Reading glasses come in two main styles;...