title: Darn those screens. PDAs, BlackBerrys--the little devices that rule our lives also play havoc with our vision. How to cope.
authors.forename: Christine
authors.initials: C
authors.lastname: Larson
mesh_terms: D001248:Asthenopia / Q000209:etiology / Q000517:prevention & control*; D016288:Computer Terminals; D034201:Computers, Handheld; D006801:Humans; D014481:United States; D014785:Vision, Ocular