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We know just how much staring at the sun can damage your eyes, thanks to woman who stared at eclipse

For six seconds on the day of the eclipse, a woman looked at the sun without protecting her eyes. She tried again for 20 seconds, this time using eclipse glasses, but the damage was done. Four hours later, her vision was blurry, she could only see black — and her eyes have now provided the first glimpse of what happens on the cellular level when you look straight at the sun.

Almost 90 percent of American adults watched the eclipse this past August. The much-hyped event, branded the “Great American Eclipse,” had eclipse-chasers flocking to the sites in the US where the moon blocked the sun completely, or the so-called “path of totality.” By the time the 20-something woman in today’s case study — published in the journal JAMA…

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from The Verge – All Posts