Have you ever lost your colour vision? (like when in extreme danger)?!

Question: I read that the brain can sometimes stop processing the colour signal from our eyes, so we see in black & white for brief periods: like during an accident or emergency situation.

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Answers: I read that the brain can sometimes stop processing the colour signal from our eyes, so we see in black & white for brief periods: like during an accident or emergency situation.

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I've never heard of that but I know your vision can change after a bang on the head, a bit like black and white.

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no

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