River blindness is a disease. Onchocerciasis is another name for this disease. It is caused by the Onchocerca volvulus worm. The worm is a parasite, this means that it lives in another organism to survive. The worm lives in blackflies. When the blackflies bites people many times, the worm is
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Tagged as: Eye Health Week
Eye Infections: how something avoidable can lead to blindness
Trachoma, a form of eye infection, is a common cause of blindness. Blindness develops because of repeated eye infections. However, trachoma is preventable. Both the individual and the community can take steps to prevent trachoma. HOW CAN A SIMPLE EYE INFECTION IN CHILDREN LEAD TO BLINDNESS IN ADULTS? If an
Refractive error
We all rely heavily on our sight, but do you know how your eyes work? Our eyes allow us to see by detecting light from the outside world and converting this into messages that the brain can understand. Light rays are bent (refracted) by two parts of the front of
Visual impairment can often be treated or prevented- get your eyes checked
Did you know that 80% of cases of blindness and visual impairment in Africa are avoidable? In Africa, over 25 million people have a form of visual impairment. Almost 6 million people are blind. Without their sight, people may not be able to recognise their loved ones, to work or
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