Test Prep Blog for the CDL

First, a disclaimer: I am not a medical professional. I have had my CDL since 2003, though. Below is a system that I have developed over the years that works for me. If you have any serious questions, consult a medical professional. When to Get New Glasses I once made the mistake of going to a DOT physical with old prescription eyeglasses. I passed, but there was quite a bit of squinting. You’ll want to go by your eye doctor’s direction, but I get my eyes examined every two years. If I wait more than two years, my eyes change a little too much for my glasses to be 100%. And, after two ye...