Pros and cons of electronic devices
A 2013 study found that older adults are able to read better using certain electronic devices, such as iPads, compared with printed books. They offer such bonuses as the ability to increase text size and reverse the color scheme (reading white type on a black background, for example). However, there are drawbacks, too. Eye strain affects 58 percent of adults who use electronic devices, according to a survey by the American Optometric Association. The cause is often the extended use—two or more hours in a row—of computers and other digital devices. Here's how to fix that.