Some eye care professionals say all that screen time has led to an increase in what they call computer vision syndrome.

VOA: special.2011.08.01

"My vision is of an incredibly beautiful girl who seemed quite old to me when I was eleven.

VOA: special.2009.08.24

For example, one American astronaut on a four-month long mission on the Russian space station Mir saw a vision of his dead father.

VOA: special.2010.02.24

Here,the poet includes Shackletons vision in part of his famous poem The Waste Land. Who is the third who walks always beside you?

VOA: special.2010.02.24

The World Health Organization says eighty-five percent of all vision problems could be prevented or cured.

VOA: special.2010.04.27

Dr. Hunter thinks calling it a syndrome, as in computer vision syndrome, is a little much.

VOA: special.2011.08.01

Nathan Bonilla-Warford is an optometrist in Tampa,Florida, with VSP, Vision Service Plan, a big insurance provider.

VOA: special.2011.08.01

Another doctor believes that Ernest Shackletons vision was caused by a drop in blood sugar.

VOA: special.2010.02.24

Uncorrected cases of near-sightedness, far-sightedness and astigmatism are the leading cause of vision problems.

VOA: special.2011.05.16

Eight out of ten people with vision problems live in developing countries.

VOA: special.2010.04.27

He had a dreamlike vision of a bright light.

VOA: special.2010.04.14

"Don't keep them away from something that can change their lives and give them a new vision and give their parents a new vision of them, just because they don't want someone in the community to say, 'oh,your child is special."

VOA: special.2009.08.23

A nuclear-free world is also U.S.President Barack Obama's vision - a vision he presented in April during a visit to Prague.

VOA: standard.2010.08.06

This is better than that". The Indian government plans to set up 20,000 more rural vision centers in the coming years.

VOA: standard.2010.05.25