Study Probes ODs’ Attitudes About Blue-Light Blocking Devices

Source: VisionMonday

A recent study found that optometrists remain split on the impact of blue light from electronic devices, such as computer and phone screens, and the effectiveness of blue light-blocking devices, according to reporting by Patrick Campbell in MD Magazine, as reported in VisionMonday. The study, titled “Insights into Australian optometrists’ knowledge and attitude toward prescribing blue light-blocking ophthalmic devices,” was published in the Journal of the College of Optometrists and presented at the 2019 meeting of the Association for Research in Vision and Ophthalmology (ARVO) held here recently.

Investigators from Australia analyzed surveys from 372 optometrists and found that while more than 75 percent had prescribed blue light-blocking devices, only 44 percent felt daily exposure caused retina damage and about half considered placebo effects, at least sometimes, played a role in patients’ experiences with these devices.

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