I need to get my eyes checked for glasses, because I have noticed my vision getting worse, especially at night when I am driving.
Glasses are typically used for vision correction 
I know that...
Also some people where corrective lens over their eyes to help with their vision.
This is not knew information, but thank you I guess.
They will put the lenses right on the surface of the eyes.
Oh you mean contact lenses...yes I am very aware of contact lenses. Do you have any new information regarding vision correction?
I know that there is a estimated the 125 million people worldwide are using contact lenses.
Thats more than I would have thought. I bet most of them are in the US.
market was estimated at $2.1 billion. Multiple analysts estimated that the global market for contact lenses would reach $11.7 billion by 2015. , the average age of contact lens wearers globally was 31 years old, and two-thirds of wearers were female.
People choose to wear contact lenses for many reasons. Aesthetics and cosmetics are the main motivating factors for people who want to avoid wearing glasses or to change the appearance of their eyes. Others wear contact lenses for functional or optical reasons. When compared with spectacles,
diopter steps (0.25 D) because most people cannot generally distinguish between smaller increments (ex. eighth-diopter steps / 0.125 D).
Non-Surgical Visual Correction Corrective lens Glasses.
Glasses (also called eyeglasses or spectacles) are frames bearing lenses worn in front of the eyes, normally for vision correction, eye protection, or for protection from UV rays.
Modern glasses are typically supported by pads on the bridge of the nose and by temple arms placed over the ears. Historical types include the "pince