How to prevent short-sightedness - The Economist

Our podcast on science and technology. This week, we investigate why myopia has reached epidemic proportions, and how to stop or slow the onset of the condition

SHORT-SIGHTEDNESS, known as myopia, was once a rare condition. But in East Asia, it is becoming ubiquitous, with rates increasing in the rest of the world, too. For decades, researchers thought the c… [+551 chars]

full article...