Below are a few informative slides about Centralized Pain.
Here is an excellent list of the common ailments that accompany chronic pain:
Here is a more technical list of physical symptoms:
Dr. Tenant is adamant about the need to re-balance hormones after they’ve been skewed by chronic pain:
First, hormones are increased, but as they are depleted they decrease:
Below, he itemizes the various unmeasurable effects of chronic pain: