Comment se protéger contre la lumière bleue des écrans

SOS health: How to protect yourself from blue light from screens and reduce its effect?

According to DataWrapper, the average screen time per day in France is 5 hours and 34 minutes and in Canada: 6 hours and 45 minutes. For comparison, we will mention that the time recommended by scientists to keep your body in good health is 2 hours. This means that most people exceed this time, for work or entertainment reasons. In the second case, you can simply reduce the time you spend on the phone or on the computer, but what if your work is related to this? You will find the answer below. In other words, here’s how to protect yourself against blue light!

What is blue light?

Blue light is a color in the visible light spectrum. It means you can see it. But, in fact, what is more worrying is that it is of short wavelength, which means that it produces a greater amount of energy.

Unlike other forms of light, the eyes cannot filter blue light effectively, allowing more of it to reach the retina.

Now you may be wondering, “What are the sources of blue light?” “. Look at them in the picture above: they are all kinds of screens, fluorescent and LED lights. The only natural source is the sun, which can have a positive impact on the body, compared to artificial sources.

How to protect yourself from blue light from screens

What is the effect of blue light on the body?

Scientists have found that people over the age of 50 are particularly vulnerable, as they may lose the ability to clearly see the center of their field of vision. But regardless of your age, if you spend a lot of time in front of screens, you’ve probably noticed that your eyes are drier, which leads to eye pain or irritation, fatigue and headaches.

If you’re having trouble sleeping, the most likely reason is that you spend too much time in front of the TV, phone, or computer. In fact, it is due to the blue light that affects the synthesis of melatonin in the body.

When blue light disrupts your sleep cycles, it has other consequences: increased risk of hormonal problems, lower levels of liptin (responsible for feeling full after meals), changes in metabolism (including blood sugar) .

Blue light can also have a negative impact on the skin, causing dehydration, redness and pigmentation. Research shows that electronic devices can speed up the aging process, and even an hour of exposure can trigger these changes.

How to protect your eyes from blue light

What solution to protect yourself from screens?

display options

First, check your display settings. Choose night mode or eye protection mode which lowers blue light emission levels.

20/20/20 Strategy

As you work, remember to stop every 20 minutes to focus for 20 seconds on an object 20 feet away.

Moisturize the eyes

Use artificial tears or air humidifiers to keep your eyes healthy.

Blue light blocking glasses

Always wear prescription glasses to correct your vision and protect your eyes from the negative effect of blue light.

Cosmetic products

You can use sunscreen to protect your skin from blue light. But now there are products that contain ingredients that block exactly this part of the light spectrum.

topical antioxidants

Blue light induces oxidative stress in the skin. That is why it is important to neutralize it. You can do this by using serums that contain vitamin C, ferulic acid, and phloretin.

Use a BB cream

BB creams contain a pigment that reflects light and reduces the effects of blue light by 80%. After all, putting on makeup in the office is not so bad.

How much time do you spend on your phone and computer?

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