Have you ever wondered why back pain can be so difficult to diagnose and treat? Here are 4 big reasons:
http://www.spine-health.com/blog/4-big-reasons-why-back-pain-hard-diagnose
This website includes materials that are protected by copyright, or other proprietary rights. Transmission or reproduction of protected items beyond that allowed by fair use, as defined in the copyright laws, requires the written permission of the copyright owners.