January is National Glaucoma Awareness Month.
Currently, more than 3 million people in the United States have glaucoma. The National Eye Institute projects this number will reach 4.2 million by 2030, a 58 percent increase.
WXPR News Director Ken Krall spoke with one of the nation's top glaucoma researchers, Dr. James Tsai, M.D., M.B.A. from the National Eye Institute....
