Jacksonville, Texas Chiropractor Dr. Josh Nannen has opened Essential Living Chiropractic located in Tyler Texas. Just a short drive from Jacksonville to Tyler Texas, Essential Living Chiropractic can serve all your Chiropractic needs. Jacksonville is a city located in Cherokee County, Texas, United States. It is the principal city of the Jacksonville Micropolitan Statistical Area, which includes all of Cherokee County, and part of the larger Tyler–Jacksonville combined statistical area. Dr. Josh is from Jacksonville Texas, where he attended Jacksonville High School. He grew up as an athlete and playing soccer in High School and through college. He has experienced first hand the driving force of a competitive athlete and the injuries they sustain. Having been a collegiate level athlete, He is better able to treat athletes. This includes not only treating injuries but improving athletic performance in many areas.