Most people think that by sitting up straight, they're looking after their spines but for a while now, researchers and clinicians have found a lack of evidence of the relationship between posture and pain. That's not to say posture can't play a part when you're in pain but just sitting straight and adopting "good posture" won't stop you getting back pain. As usual exercise and movement is vital to keeping us healthy.
This article featured in the Guardian, co-authored by renowned Physiotherapist and researcher Peter O'Sullivan is a great round up of factors that may (and those that may not!) contribute to back pain.
I'll be posting some useful information and advice here so please check back regularly for new posts.