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A member asked:
What is the yellow fuzz/haze someone sees before fainting? (i know why i faint and have seen a doc, that's not what i'm asking so just answer the q.)
A doctor has provided 1 answer
Visual cortex...: ...Part of the brain is more sensitive to low blood pressure than the rest of the brain, so vision is compromised before you become unconscious. Pilots call this "graying out" - just before "blacking out" from high g's.
Answered 8/30/2013
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