I am a doctor and I explain why the glasses with the blue light filter do not protect

Is it worth buying the famous glasses with the blue light filter? The answer is short and concise: absolutely not. Therefore, spending 200 euros for a pair of glasses with “Blue Anti-Luce Premium Filter”, convinced that they will solve our evening headaches, is a mistake. Let’s see why.

The truth about blue light

Let’s clarify. The blue light really exists, of course, is part of the visible spectrum and we find it everywhere: in the sun, in the screens of our devices, in LED bulbs. Our body also uses it to regulate the sleep-wake rhythm, and so far everything is fine. The problem arises when the wellness industry tells us that this blue light is the public enemy number one of our eyes. This is not the case.

The most recent searches of the American Academy of Ophthalmology are clear: there are no solid scientific tests solid that the blue light of the screens damages the retina or causes visual fatigue. I repeat: there is no evidence. All the more today in which the new generation screens have limited this annoyance as much as possible.

Why then do we have tired eyes?

If you are reading this article and they burn your eyes, it is not the fault of blue light. The real culprit has a much less fascinating name: computer viewing syndrome. When we fix a screen, we slam the eyelids much less than normal, going from about 20 beats per minute to only 7.

tired eyes

The result? Dry eyes, irritated and tired. Let’s add the wrong posture, the distance inadequate from the screen and you’re done. It’s like running a marathon without ever stopping to drink: our eyes need pauses, not of colored filters.

Science speaks clearly

A study published in the Cochrane Database analyzed 17 clinical research on these glasses. The verdict? Zero benefits for eye fatigue, no improvement in sleep quality, no protection for the retina.

Net of what has just been observed, the advertisements that promise “military protection” or “NASA technology” for the eyes arouse a certain hilarity. Let us remember that NASA deals with sending rover to Mars, not to sell glasses on Instagram.

What does it really work

Do you want to know what to use to solve the problem? Simple things, often free and above all effective.

The business of fear

The Blue Anti-Luce Glasses Market is worth billions and companies leverage our digital anxiety. “Take too many hours in front of the computer? Buy these glasses!” It’s brilliant marketing, I admit it. But think about it. If the blue light were really so dangerous, why aren’t we all blind after decades of television? Why did our ancestors have no problems with the blue light of the sun, which is much more intense than that of the screens?

The advice

Save that money, really. If you have vision problems, make a serious eye examination. If you have tired eyes, take more breaks and if you can’t sleep, turn off the phone an hour before going to bed.

The glasses with blue light filter are not harmful, let’s be clear. They simply do not serve what they promise, at certain prices then! It’s like buying an umbrella that promises to protect you from lightning, totally useless.

Eye health passes from healthy habits, not expensive gadgets. And if you really want to spend those famous 200 euros, invest them in a good pair of sunglasses with certified UV protection, those who will really protect your eyes!

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