An eye parasite linked to contact lens use can lead to vision loss, painful treatment, and long recovery times, experts warn.

A trip to the beach has turned Brooklyn McCasland’s life upside down after she contracted a vision-threatening eye infection while swimming in her contact lenses. It happens when a parasite that can ...

If you wear contact lenses, you probably don't think much about them. But they're a relatively new invention -- in fact, the first disposable contact lens wasn't introduced until 1982. "We think of ...