Long hours of work can cause eyestrain especially if a person's work involves computer and other machines that produce radiation. Most students who are also exposed to computers due to research work also experience the pain of eyestrain. Eyestrain is a fatigue of ciliary muscle or of the extrinsic muscles of the eyeballs as a result of refractive errors or imbalance of ocular muscles. It is characterized by pain in the eye, headache, nausea, dizziness or other reflex symptoms. The Mayo Clinic staff presented some important things to be done in order to prevent eyestrain.
First, take eye breaks for five minutes every hour. Do this by forcing them to focus on something other than the screen of the computer. It is also good to close the eyes once in a while. Second, blink often in order to refresh the eyes. Many people tend to blink less when they are in front of a computer. Prolonged computer use can result to dry eyes. Blinking produces tears that can help moisten the eyes. Third, use artificial teardrops. These can help avoid and relieve dry eyes. However, don't use eye drops with a redness remover because it can worsen dry eyes. Fourth, practice relaxation and lastly, get an appropriate eye wear. It's better to have glasses or contact lenses created for computer work.
While reading at home, make sure to use a brighter light source and should be positioned directly to the book's page. When watching television, make the room softly lit. One will surely have an eyestrain if there will be a contrast between the television screen and the room's light source.
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