Wearing sunglasses is not an aesthetic choice: they protect our eyes UVS rays, sun preserve our capital and avoid premature aging. Wellness and Health reported on the ideas that can be dangerous for our eyes.
Exposure to the sun without protecting your eyes causes premature depletion of their “sunshine capital”, and it is essential to use some of lenses adapted to the light conditions. Why ? UVA rays that reach the lens in adults and retina in children are responsible for aging and premature degeneration of tissues. UVB them, cause corneal burns. UVC, less talked about, are almost all stopped by ozone in the atmosphere, but some can still reach the cornea they are very dangerous for the health of eyes.
Misconception # 1: Darker glasses protect better
No, no and again no. The darkness of a lens is not proportional to its degree of protection: it is more a matter of comfort and fashion. Wear dark sunglasses without filtration may even be worse than not wearing any of sunglasses: studies have shown that more glass is darker, the pupil will dilate, and a large number of UV reaches the retina. What happens next then? Looking at the label, and we choose glasses with the words 100% UV 400, ensuring complete filtration of UV rays.
Misconception # 2: My glasses protect myself at all times
The European standards define 4 degrees of protection, which must be shown when buying a pair of sunglasses. 0 degree glasses protect you inside ( handy for your next press conference you are Catherine Deneuve and Jean Dujardin ) or when cloudy. Those to 1 degree suitable for an attenuated light. Level 2 protects your eyes of an average solar luminosity, level 3 is recommended in cases of high solar luminosity. The glasses of degree 4 are the ones recommended for the mountain or water sports, but should not be worn while driving.
Misconception # 3: on the terrace or at the beach, all the glasses are worth
Of course, and it puts Groundhog chocolate… The choice of your glasses and your horse must be done according to the light conditions. At sea or in assembly, in addition to 4 glasses degree, opt for very opaque frames, which fit tightly face to protect the eyes of the spokes on the side. Snow reflects 85% of UV rays, and their proportion increases by 10% every 1000 meters … And of course they are not removed his glasses on the lifts!With lower brightness, you can opt for a mount least near the face, but to skip filtering glasses. Why not opt for glasses capable of filtering blue light, responsible for accelerated aging of the lens? Your optician will refer you to a suitable model.
Misconception # 4: sunglasses, it does not necessarily try
If you’re more amateur beach volleyball or snoozing in the hammock, your choice will be on different mounts. Most athletes choose preferably tall glasses on, that do not bend, which follow the shape of the face. The try before you buy helps ensure your comfort, so do not be tempted to remove them if they are bothering you in action. In addition to the look of glasses, among other parameters into account: weight of the frame, color glasses, your face shape … choosing the right model will be facing a mirror and with advice from a pro .
Misconception # 5: those fancy glasses will do the trick for a few days
If you value the health of your eyes, choose sunglasses with CE marking, accompanied by a notice stating the manufacturer’s name and address.Fancy glasses will make a perfect costume at your next theme party, but do not count on them to filter UV rays, they can even be dangerous for your eyes (see point 1). The same applies to children: do not be tempted by junk glasses, their eyes even more fragile than ours must be protected by opaque frames and total filtration of UV glasses.
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