Choosing Sunglasses For Safest UV Protection
© Photographer: Nejron | Agency: Dreamstime.com The sun is the earth’s primary source of Ultraviolet radiation (UV), which is divided into at least three different categories based on wavelength: UVA – 320-400 nm are only slightly affected by ozone levels. Most UVA radiation is able to reach the earth’s surface and can contribute to tanning, [...]














