They say that most things are a case of mind over matter, and this can definitely be true for back pain. So when you're struck with some minor pain, a great remedy here is to try some aromatherapy techniques or other relaxation techniques to see if you can eliminate the pain.
Sitting with knees level or higher than your hips can throw your back out of alignment and cause back pain, so sit with your knees lower than your hips. If you have an old saggy sofa, think about trading it in for something with more support. Proper posture can stop back pain in its tracks.
Pay attention to your posture. You need to be constantly monitoring, and adjusting if required, your posture to decrease back pain. Using proper posture will relieve stress on your spine. Give yourself a reward when you practice good posture behaviors.