Why getting dizzy when wearing sunglasses?
2022-03-25
1. The lens arc is too large. The human cornea has a certain arc, and the lenses of sunglasses also have a certain arc. When the arcs of the two are parallel or relatively close, no additional luminosity will be generated. This situation will not cause Dizziness, but when the lenses of sunglasses are too curved, causing extra diopter when worn in front of the glasses, this condition can lead to symptoms of dizziness. Therefore, it is best not to choose sunglasses with too large lens curvature. Wearing the wrong way Sunglasses can shade the sun. After the human body wears sunglasses, the amount of light transmission will be reduced, and the pupils will naturally expand. If you wear sunglasses in places where there is insufficient light, it will increase the adjustment of the eyes. It is easy to get tired, long-term wearing will increase the fatigue of the eyes, and the human body will also feel dizzy. Therefore, it is best to take off the sunglasses indoors or in the shade, and don't wear them for too long, which can relieve dizziness. The degree is too high When myopic patients buy myopic sunglasses, because the optometry is not very accurate, the degree of the glasses is higher than their actual degree, which will also make people feel dizzy. Therefore, for those who wear myopic sunglasses, accurate optometry is necessary. The temple plate is too tight If the temple plate of the sunglasses is too tight, the nose pads will feel uncomfortable, which will cause a sense of pressure, and the human body will also feel dizzy. For the dizziness caused by this situation, we only need to loosen the screws at the junction of the temples and the frame. Unqualified lenses The lenses of sunglasses are unqualified, and the diopter will exceed the standard, or the surface of the lens will not be smooth, and even bubbles will appear. Dizziness, vertigo, nausea, loss of appetite, forgetfulness, insomnia and other visual fatigue symptoms. Therefore, in order to prevent dizziness, it is best to buy sunglasses from professional optical optical shops and regular stores.
Source link: //www.leha.com/health/893658
Source: Leha.com
Copyright belongs to the author.
Source link: //www.leha.com/health/893658
Source: Leha.com
Copyright belongs to the author.
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