Ceguera

: Often defined as vision of 20/200 or less in the better eye with best correction.

Medical organizations classify vision loss based on visual acuity and field of vision. : Visual acuity worse than 3/60 or 20/400. Ceguera

: Globally, at least 2.2 billion people have vision impairment, and roughly 43 million are completely blind. : Often defined as vision of 20/200 or

Individuals who are blind use various tools and systems to navigate a visual world. Different Methods for Writing in Braille : Globally, at least 2

Blindness (ceguera) is a profound physical condition characterized by the total or partial loss of vision that cannot be corrected by standard lenses. Beyond its biological definition, it is a significant global health challenge and a central theme in literary and social discourse. 👁️ Clinical Definitions and Statistics