Can I alternate between glasses and contacts? Yes, you may choose to wear glasses to work and contacts when you’re playing sports.

Frequently asked questions about contact lenses, including disposable and extended wear contacts and where to buy contact lenses.

Manufacturing soft contact lenses, gp lenses and hybrid contacts involve different processes. An optometrist explains how they are made.

How contact lenses work to correct your vision in a different way than glasses; why the prescription is different for both.

Contacts were invented earlier than you think, gradually over many years by many smart people. Read this history of contact lenses.