Maybe it sounds strange to wear a pair of prescription sunglasses in winter. But according to scientific reports, this medical device can protect our eyes very effectively though there might be not too much sunshine outside. Some people just regard it as a behavior to follow suit that wearing a pair of sunglasses is very fashionable, especially when we find a unique-designed one. I also own a pair of sunglasses that I wear in winter when I need to go outside. (more…)