Visual Impairment: Overview, Causes and Living with Low Vision
Visual impairment refers to any loss of vision that cannot be cured medically or through the use of glasses or contact lenses. It can range from moderate vision loss to complete blindness. According to the World Health Organization, at least 2.2 billion people globally have a vision impairment or blindness, with at least 1 billion having a vision impairment that could have been prevented or has...
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