“Why do I need sunglasses?” We use sunglasses in everyday situations such as walking down the street or relaxing on the beach, but different hobbies and activities such as sports or driving can call for a more specific choice of eyewear. To have the maximum profit from wearing sunglasses, these should be chosen according to the activity. Sometimes it makes sense to purchase two pairs of sunglasses: one for sports and another for leisure time. This way you will never be caught wearing designer frames while jogging, or sports glasses in the city. The protection that sunglasses provide is definitely the most important aspect when choosing your pair. The best UV-protection comes with polarized sunglasses. These look like ordinary lenses but have an extra ability to reduce glare and improve contrast. Polarized glasses are most popular among drivers and athletes, as these professions are most disturbed by excess light in their field of vision. It is a common misconception that...