Sun's out, shades are on! It's officially sunglasses season, and if you're like us, you're ready to find the perfect pair to wear this season. But whatever do you do when you need shades to block ...

Over-the-counter reading glasses can help. But if you’ve always worn glasses or contacts, then bifocals, trifocals, or progressive lenses may do the trick. They’re also called multifocals.

The glasses’ liquid lenses change shape according to the distance of objects, making reading glasses and bifocals unnecessary. Emily Matchar - Innovation Correspondent. February 9, 2017.