4Sight Newsletters

Read more here in pdf form: Newsletter Use it or Lose it 2018 40% off Nano Frames for the month of November plus a reminder to use insurance benefits before the end of the year!

That grogginess, difficulty concentrating, and slowed reaction time — we all know the feeling. Lack of sleep, especially when it happens on a regular basis, can have many negative effects on our health, both short-term and long-term, including a weakened immune system, weight gain, high blood pressure, mood changes, and memory issues. It also affects the health of our eyes....

There is a wide range of visual impairment beyond what glasses can correct, and it’s important for sighted people to understand what that range is so that we will be better equipped to provide the right kind of assistance...

Over the millennia, the priority with these beauty products hasn’t always been health, which might have something to do with the disturbing amount of lead-based powders in the history of makeup. You don’t have to worry about lead in your eyeshadow these days...

How often should we be scheduling our eye exams, and what are some good reasons to come in between regular appointments? If you aren’t sure, then you’ve come to the right place, because we’re here to discuss the reasons to schedule an eye appointment and how often everyone should have them...

All September, all sports glasses on SALE at 40% OFF Retail. Liberty sport products carry two forms of American National Standards for eye protection: ASTM F803- The American Society for Testing and Materials publishes protective eyewear standards for various sports. F803 is the most strict standard for protective eyewear. ANSI Z87.1- The American National Standards...

That’s actually a leftover idea from World War II propaganda. The British didn’t want enemy soldiers to learn about their new radar technology, so they claimed their airmen got their night vision by eating carrots! Whether or not the Germans fell for it, the idea stuck around...

Human eyes are complex and powerful organs, but there are a few animals who have us beat when it comes to eyesight...

Get your spare pair in our active lifestyle brands or Liberty Sport Sunglass @ a reduced rate during Active August! ​​​​​​​Our Active Lifestyle board at 4Sight iCare...