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According to the World Health Organization (WHO) it is estimated that there are approximately 39 million blind persons throughout the world. The number might vary significantly depending on the definition of blindness used, since there are far more individuals who have seriously impaired vision than there are with complete lack of vision. See the Wikipedia article linked below for further information.

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11y ago

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Related Questions

Will looking at a eclipse make you blind?

Solar eclipse can make you blind, but the lunar eclipse won't.


When will you go blind if you look at partial solar eclipse?

after looking at it...


Can you watch a solar eclipse?

no. you can get blind by looking at it you need speshal glasses to see it.


Can a human go blind watching the lunar eclipse?

No, not from a lunar eclipse which does not include looking directly at the sun like a solar eclipse.


What date did a solar eclipse make someone blind?

A solar eclipse has never made anyone blind. STARING DIRECTLY AT THE SUN can blind you.


Why do you go blind when you look at the solar eclipse?

Looking at a solar eclipse without eye protection is basically looking at the sun. The sun emits ultraviolet rays that will damage your retina if you look directly at it. The only time it is safe to look at a solar eclipse is during totality when the sun is completely blocked from view.


Can an eclipse hurt people?

Looking directly at a solar eclipse without adequate eye protection can harm your eyes. There is no harm in looking at a lunar eclipse.


Why is the moon dangerous when solar eclipse and not dangerous when lunar eclipse?

The moon has nothing to do with any 'danger'. The dangerous act is looking at the sun, which people are likely to do during a solar eclipse.


Can solar eclipses blind you?

Yes, you should never watch or even look at a solar eclipse


Which one is dangerous to your eye if viewed directly solar or lunar eclipse?

There is no danger in looking at a lunar eclipse. Looking at a solar eclipse without protection can damage your eyes.


What does Marcus see the moon do as he watches the solar eclipse through the telescope?

he does not see the moon do anything he's watching a solar eclipse and possibly going blind


Can you become blind from a solar-eclipse?

Yes, but you don't have to wait for an eclipse. You can blind yourself by lookingat the sun any time. The eclipse has nothing to do with it. It's just that peopleare more likely to want to look at the sun during an eclipse.