Resumen de Eye phone to the rescue
Take a wild guess at how many people in the world are seriously visually impaired or blind. Wrong, higher. A quarter of a billion. And that's not even the shocking part. More than half could see clearly with a treatment so simple and cheap that in the West we don't even think about it--glasses. The technical problems of fixing failing vision are largely solved, yet to our collective shame it remains one of the most debilitating health problems in the developing world. But not if Andrew Bastawrous can help it. Glasses turned his life around, yet even as a child he was acutely aware of how lucky he was: Bastawrous grew up in the UK, but his family would visit poor parts of Egypt, where his parents were from. So he started exploring ways to replace his clinic with a single, portable device: a smartphone. He co-developed an app-based visual acuity test that gathers as much information as the classic backlit letter-chart test, using similar principles.
