When you're in a car, train or bus, do you choose a seat to avoid being in the sun or do you like the sunny side? You can ...

Whether you're wearing brown, blue or green lenses, this is how your sunglasses' color affects their performance.

This means even clear lenses can block ... UV rays. Indirect sunlight can reach your eyes through the side of the frames or reflect off the back of the lens. In fact, one study found some ...