ELI5; Why/ how do our eyes interpret bright light as painful?

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For example being used to a dark room, and then walking into another that’s much brighter and having a pain response while adjusting to the new lighting.

In: Biology

5 Answers

Anonymous 0 Comments

Because it is quite literally hurting you.

Having too much light hit your retina will damage it, so your body uses one of the few communication channels it has to your consciousness – pain – to tell you that “bright light bad”.

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