degenerative

Nearly 10 Million Americans Are Severely Nearsighted By Robert Preidt, HealthDay Reporter TUESDAY, June 21, 2016 About 9.6 million Americans are severely nearsighted, a new study finds.Rates of nearsightedness — also known as myopia — in the United States rose from 25 percent in the early 1970s to 40 percent around 2000, the study authors […]