The number of blind people in the UK is expected to increase — and scientists are busy working on cures for some common causes of blindness. Some of these cures have been described as "groundbreaking" — medical breakthroughs that could fundamentally transform what we believe to be possible. But should we actually consider blindness as a problem to be "cured"? Is it something that all blind people want? This video from BBC Ideas explores the science and the ethics of "curing blindness".
Should we try to cure blindness?
