Visual impairment is a term experts use to describe any kind of vision loss, whether it's someone who cannot see at all or someone who has partial vision loss. Some people are completely blind, but many others have what's called legal blindness.
Visual aids for seniors, and/or those with: low vision, or Glaucoma, or Age-Related Macular Degeneration, or Cataracts, or Diabetic Retinotherapy, or Myopia, or Retinis Pigmentosa, etc.
- Globally, at least 2.2 billion people have a near or distance vision impairment. In at least 1 billion of these, vision impairment could have been prevented or is yet to be addressed.
- The leading causes of vision impairment and blindness at a global level are refractive errors and cataracts.
- It is estimated that globally only 36% of people with a distance vision impairment due to refractive error and only 17% of people with vision impairment due to cataract have received access to an appropriate intervention.
- Vision impairment poses an enormous global financial burden, with the annual global cost of productivity estimated to be US$ 411 billion.
- Vision loss can affect people of all ages; however, most people with vision impairment and blindness are over the age of 50 years.
- Source: https://www.who.int/news-room/fact-sheets/detail/blindness-and-visual-impairment
