You know you've got to protect your eyes from the sun's UV rays, but did you know the color of your lenses actually affect the way they perform? Your sunglasses' lens color can affect the way ...

Himalayan mountaineers wear goggles for this exact purpose. Protection is partly the function of sunglasses. But dark or colored lens glasses have become fashion accessories and personal signature ...

The most protective sunglasses are large-framed ... (Vermilion, the AAO says, has the worst color distortion.) Darker lenses don't necessarily provide more UV protection. Polarized.