An article that appeared in the January 2001 issue of Epidemiology reported that there is an increased risk of eye cancer with prolonged use of cell phones. This is due to the radio frequency radiation that can bounce back and forth inside the eye socket rather than passing through the skull. Questions remain over whether the exposure of this radiation is too weak to cause adverse biological effects on humans.

Read more: The Effect of Cell Phone Radiation on Eyes | eHow.com [link to www.ehow.com]