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Do Blue Light Glasses Really Work?

Do Blue Light Glasses Really Work?. As life has become increasingly dependent on screens, so has the market of products intended to mitigate the effects. One of the most notable? Blue light glasses. The eyewear that claims to protect your eyes from the harmful light rays coming out of all your favorite devices. Experts agree that excessive screen time can certainly result in digital eye strain or dry eye, and can mess with your circadian rhythm. But do blue light glasses work, or is it all hype? . In terms of simply filtering out blue light, yes, they do work. "Assuming it's a reputable company, they can...cancel out a number of different wavelengths," says Dr. Sunir Garg, M.D. But the true effects of blue light on human eyes are still up in the air. Which means the ability of blue light glasses to do anything to help is as well. "It's generally not harmful to wear blue light blocking eyewear, so better to wear them than to not," argues Dr. Ashley Katsikos, O.D., F.A.A.O