31. On cathode ray tube ( CRT ) displays, increasing the refresh rate decreases flickering, thereby reducing eye strain . 32. Worry about usability and eye strain . 33. -- The difference in eligibility requirements at Hollywood Park and Del Mar is causing eye strain for racing officials. 34. In fact, the academy's public information office says, children can focus up close without eye strain better than adults. 35. I really do prefer TV shows or movies though, as reading too much causes me to have eye strain . 36. Quite the opposite, in fact-- the eye strain involved comes from the manner of exertion, not the lack of it. 37. However, the combination of bright operating lights and an all-white environment led to eye strain for the surgeon and staff. 38. A dim TV in a bright room causes as much eye strain as a bright TV in a dim room. 39. As a result of sitting for long periods and using such equipment, dispatchers can develop eye strain and back problems. 40. It was the so-called good wages that kept the women in Silicon Valley despite eye strain and repetitive stress injury.