Blindness can be defined physiologically as the condition of lacking visual perception.
The complete lack of form and light perception is clinically recorded as "NLP" (an abbreviation for no light perception), but "blindness" also applies to partial visual impairment.
For more information about the topic Blindness, read the full article at Wikipedia.org, or see the following related articles:
Editor's Note: This article is not intended to provide medical advice, diagnosis or treatment.
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