United Kingdom What we do How to help Submit search Search the site DONATE What is river blindness? River blindness, or onchocerciasis, is a parasitic infection spread by flies that live near fast-flowing rivers. It causes severe skin irritation, itching and, eventually, irreversible blindness. We’d like your consent Sightsavers want to give you a great experience on our website, tell as many people about our work as possible, and help change the lives of as many people as we can. Learn more Accept all cookiesDecline and manage cookies

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