Computer vision syndrome (CVS) is a group of physical and visual
symptoms that many people experience after prolonged computer
use Common symptoms of CVS include headache, neck pain, eye
strain, blurred vision, double vision, focusing problems, eye
twitching and dry, irritated eyes. These symptoms may occur
after a full day of computer use or in as little time as an hour
or two of concentrated computer work. According to the American
Optometric Association (AOA), research suggests 50 to 90 percent
of computer workers experience some degree of computer vision
syndrome, and each year 10 million Americans have eye exams
because of CVS symptoms. Computer vision syndrome is not just a
problem in the workplace. Because computers also are so commonly
used at home and in school, CVS symptoms can occur among all
computer users, including children and retired seniors. The
greater demands of computer use Though some people experience
eyestrain and eye fatigue from reading and other near tasks,
computer use is much more