Blue light-blocking glasses may not protect eyes or improve sleep: study

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Blue light-blocking glasses may not protect eyes or improve sleep: study
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Blue light eyewear enthusiasts might be seeing red after this.

staring at screens each day — whether for work or pleasure — and blue light-filtering specs promise protection and relief from the screens’ rays.

The team analyzed the individual studies of the glasses for visual performance, retina protection and sleep quality improvement compared to non-blue light filtering spectacles. The University of Melbourne report didn’t find any serious side effects from wearing the specs, only mild consequences such as headaches or discomfort similar to wearing non-blue light glasses.

“They should examine whether efficacy and safety outcomes vary between different groups of people and using different types of lenses,” said Singh.

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