Glasses with clear lenses protect your eyes even when you're riding in shade or at night.

Polarized lenses direct scattered light into one plane, so they bombard you less and are easier on the eyes.

People who spend a lot of time outdoors--such as cyclists--are at higher risk for macular degeneration, a leading cause of blindness. Exposure to blue light seems partially to blame.

Night hath a thousand eyes

Night. The look in his eyes, as they stared into mine, has never left me.

I was up all night. I had just lay down and closed my eyes.