Tracoma, a serious eye infection and the greatest single cause of blindness by an infectious disease.
defency in Vitamin A is leading cause of blindness worldwide
Different gases were used in WWI that caused blindness. Although gas masks offered some protection, mustard or chlorine gas would cause eye irritation and blindness. These gases could also cause very serious health problems or even death among the troops.
Onchocerciasis or river blindness is a parasitic disease with an insect vector that breeds in water. It is the world's second leading infectious cause of blindness. Controlling insect breeding sites in rivers is one of the pillars of prevention
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"The greatest single cause of atheism in the world today is Christians, who acknowledge Jesus with their lips and walk out the door, and deny Him by their lifestyle." This was said by Brennan Manning, an American priest. This quote can also be found on the song "Intro" by the Christian metalcore band War of Ages. The quote can also be found in the intro to the song "What If I Stumble" by DC Talk(a popular 90's Christian rap/rock/alternative band).
Infections and diseases.
Heart disease
Worldwide, cataracts are the most common cause of blindness. In developed countries or places with good access to healthcare, these are easily removed; in these areas, age-related macular degeneration is the most common cause of blindness.
AnswerIt can not be proven that religion did not cause immense suffering in the post-classical world: the facts are too well known. To disprove that religion was the greatest cause of suffering, you would have to find another, even greater cause of suffering.If there was any other single cause of suffering greater than that caused by religion, perhaps that would have been the feudal system, including the imposition of serfdom. Although it may be a long shot, you could try reearching the comparative suffering resulting from feudalism compared to religion.
The World Health Organization (WHO) estimated in 1997 that cataracts are responsible for 50% of cases of blindness around the world, or 19 million people. By 2020, that figure is expected to rise to 50 million.
over half the world
Buffy is cause' she actually lived past twenty! Several times!