Over the course of our lives, we are bound to experience back pain in some shape or form. If you've been lucky enough to avoid falling victim to back pains, preventing any from surfacing may be the best thing you do. Our back are important to us and important to keep safe, but some jobs, such as on the road trucking jobs, that require you to sit for long periods of time can sometimes compromise our backs.
The best thing to do if your are planning to take on a job with a back complication would be to talk to your doctor. Driving on the road can be strenuous on your back so it is important to practice exercises that will help relieve any strain in that area. Your doctor can provide you with specific exercises targeted for your specific back complication. As a bare minimum make sure to at least pull over when ever you can, stand up from your desk, what ever you need to do to get your body moving again, get the blood flowing again if at least for a couple minutes.
If you don't have any preexisting back complications, there are some basic exercises you can do to relive tension to that area. Before anything else, its important to have your seat adjusted correctly, and to add back pillows if you aren't getting enough support in your back. Check out md health for exercises you can do when stopped to help your back out.