Gillian Ferris Kohl http://wrti.org en Stubborn As A Mule's Knot: Chiropractor Eases Pain http://wrti.org/post/stubborn-mules-knot-chiropractor-eases-pain The famous pack mules that carry supplies and people in and out of the Grand Canyon have back pain, as you might imagine. One man is on a mission to make the lives of these beasts of burden a little less painful.<p>When Rene Noriega retired a few years ago after a long career as a Border Patrol agent, he took what — for him — was the next natural step.<p>He learned to do massage and chiropractic work, but not on humans. Noriega is a licensed equine physiotherapist. His specialty is high-performance horses. Sat, 10 Mar 2012 04:27:00 +0000 Gillian Ferris Kohl 1297 at http://wrti.org Stubborn As A Mule's Knot: Chiropractor Eases Pain