If you’re new to contact lenses, you may have questions about how to wear and care for them. It may not be as simple as slipping on a pair of eyeglasses. And it may take longer to get used to them.

“A contact lens can sometimes reduce the amount of oxygen ... One person with corneal hypoxia reported having cloudy vision in one eye. She suspected she got it from “an older brand” of ...

Smart, connected contact lenses are in the works ... or video directly onto the wearer’s eye. Controlled through the wearer’s smartphone, one version could essentially offer a discreet ...