A light positioned behind and over ones shoulder works well for reading. Positioning your reading material optimally Tilt your book so that it is raised up about 20 degrees from the desk. This positioning aids in achieving good posture and reducing eyestrain. Television Most adults sit away from the television. Kids often need to be reminded to sit at least 6 to 8 feet away from the screen to reduce eyestrain.
Good posture can aid in reducing eyestrain even while watching television.
Computer workstation set up All of the tips mentioned so far become doubly important if you spend a significant amount of time working on the computer. Computer work can be even more stressful on the eyes than regular reading or studying. The diagram below depicts a workstation layout that provides good posture and optimal positioning of the computer screen and reading material. Glare on the screen can be a significant source of eyestrain. Setting up the computer so that it is out of direct sunlight and room light works best.