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Is night-blindness caused by pupils not dilating sufficiently?
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possible - most likely vitamin deficiency and/or abnormal rod cell count in eyes or possibly another eye disorder - infection or cataract. Check with an eye doctor or research online night blindness and causes.

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First answer by Syzygy. Last edit by Syzygy. Contributor trust: 42 [recommend contributor]. Question popularity: 19 [recommend question]

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