﻿When you find yourself choosing sunglasses, does UV protection matter?

kinh mat Answer from Dennis Robertson, M.D http://lucyyou.com/kinh-mat

Yes, ultraviolet (UV) eye protection matters. UV radiation from your sun can harm besides your skin of the eyelid but also the cornea, lens and also other regions of a persons vision. UV exposure also results in the introduction of certain types of cataracts and possibly macular degeneration.

If you are choosing sunglasses, hunt for UV-protection particularly product labels. Choose sunglasses that block 99 to completely of both Ultraviolet rays. Skip sunglasses that are not able to offer specifics about their UV protection. Remember along with and penetration of darkness sunglasses provide do not have anything related to the sunglasses' power to block UV rays. Also, go for wraparound sunglasses or close-fitting sunglasses kinh mat with wide lenses that protect your vision from every angle.

Standard prescription eyeglasses inside the U.S. are treated to produce UV protection while retaining a clear, nontinted appearance. Some lenses also offer UV protection, but must be worn in combination with sunglasses to increase protection.

Obviously, UV protection isn't really the only consideration on the subject of selecting sunglasses. In addition to UV protection, consider these extras:

Blue-blocking lenses.kinh mat Blue-blocking lenses could make distant objects safer to see, specially in snow or haze. They're popular with skiers, boaters and hunters. Lenses that block all blue light are tinted amber.However, when driving, it's recommended that tinted sunglasses be gray to guarantee proper traffic light recognition. Polarized lenses. Polarized lenses reduce reflected glare, like sunlight that bounces off snow or water. They're great for skiing, driving and fishing. Photochromic lenses. These lenses darken or lighten because the number of available light changes. However, they take the time to adjust to different light conditions. Polycarbonate lenses. Polycarbonate lenses offer impact protection during potentially hazardous sports and activities. Mirror-coated lenses. Mirror-coated lenses reduce visible radiation. Gradient lenses. Single-gradient lenses, which might be dark in the top and lighter on the bottom, reduce glare while allowing you to make out the print. They're great for driving, although not sports. Double-gradient lenses are dark in the top and bottom and lighter in the centre. They're useful to wear during water or winter sports, however, not for driving.