Instructing a patient to increase blink rate to alleviate dry eye symptoms associated with computer vision syndrome may be ineffective or impractical, while efforts to increase corneal coverage may be more helpful, according to a recently published study.
Portello and colleagues reported that while blink rate is important, the completeness of each blink may be equally significant, and actions to achieve a full blink during computer operation may be more effective against the patient’s dry eye symptoms.
The study, which examined whether post-task ocular and visual symptoms are associated with either a decreased blink rate or a higher prevalence of incomplete blinks, included 21 subjects who performed a continuous 15-minute reading task on a desktop computer at a viewing distance of 50 cm, the study said.Full Story »
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