Posture is very important. What’s also important is not trusting a chiropractor, like this article (previously) stated: chiropractic is a quack medicine[1] that ranges somewhere between harmless (but falsely advertised) massage and dangerous, sometimes fatal, spinal manipulation[2].
Edit: Amended to reflect the fact that this was likely a translation error.
Edit: Amended to reflect the fact that this was likely a translation error.
[1]: https://en.wikipedia.org/wiki/Chiropractic
[2]: https://web.archive.org/web/20100516074554/http://jrsm.rsmjo...