Blindness and vision impairment - World Health Organization (WHO)
Aug 10, 2023 · WHO fact sheet on blindness and visual impairment providing key facts, definitions, causes, who is at risk, global and WHO response.
Eye care, vision impairment and blindness
Aug 11, 2025 · Vision impairment and blindness impact the life of people everywhere. In low- and middle-income settings the burden of vision impairment can be even greater due to fewer …
Eye health in the Western Pacific
Oct 8, 2019 · In the Western Pacific Region, over 90 million people experience visual impairment, including 10 million that are blind. Blindness can be avoided in 8 out of 10 cases with …
Eye care, vision impairment and blindness programme
Eye care, vision impairment and blindness programme Eye conditions are remarkably common and many eye conditions can lead to vision impairment, including blindness. Those who live …
Cécité et déficience visuelle
Oct 8, 2023 · La rubrique "Principaux repères" de l'OMS sur la cécité et la déficience visuelle fournit des faits, des définitions, les causes, ainsi que des informations sur les personnes à …
Onchocerciasis (river blindness)
May 26, 2025 · Onchocerciasis – or “river blindness” – is a parasitic disease caused by the filarial worm Onchocerca volvulus transmitted by repeated bites of infected blackflies (Simulium …
World report on vision - World Health Organization (WHO)
Oct 8, 2019 · At present at least 2.2 billion people around the world have a vision impairment, of whom at least 1 billion have a vision impairment that could have been prevented or is yet to be …
Vitamin A deficiency - World Health Organization (WHO)
Night blindness (in which it is difficult or impossible to see in relatively low light) is one of the clinical signs of vitamin A deficiency, and is common during pregnancy in developing …
WHO verifies Niger as the first country in the African Region to ...
Jan 30, 2025 · The World Health Organization (WHO) congratulates Niger for having met the criteria for onchocerciasis elimination, making it the fifth country globally and the first country in …
盲症和视力损害 - World Health Organization (WHO)
Aug 10, 2023 · 参考文献 1. 2019年全球疾病负担盲症和视力损害合作者；全球疾病负担视力丧失问题专家组的研究报告。“2020年盲症和视力损害原因及30年来的趋势，以及与‘视觉2020：享有 …