cataracts

 Medically Reviewed by Whitney Seltman, OD on June 15, 2020 A cataract is a progressive, painless clouding of the natural, internal lens of the eye. Cataracts block light, making it difficult to see clearly. They’re often related to growing older, but sometimes they can develop in younger people. More than half of Americans over 65 have cataracts, a progressive,…