Cataracts are opaque or cloudy regions of the (normally clear) lens of the eye. Overall, about 24.4 million people in the United States are affected by cataracts, making this the most common cause of ...

Editor's note: This is part of the annual Outlook publication looking ahead to the coming year. To read the full publication, view the e-Edition. A cataract is a clouding of the eye’s natural lens.

This story is part of a series on the current progression in Regenerative Medicine. This piece is part of a series dedicated to the eye and improvements in restoring vision. In 1999, I defined ...