Mayo Clinic - Why try Tai Chi ?
https://newsnetwork.mayoclinic.org/discussion/mayo-mindfulness-tai-chi-is-a-gentle-way-to-fight-stress/
The health benefits of Tai Chi - Harvard Health Publishing
http://www.health.harvard.edu/staying-healthy/the-health-benefits-of-tai-chi
Medical research on Tai Chi and Chi Kung (Qigong) - by health topic or concern
http://worldtaichiday.org/WTCQDHlthBenft.html
Instructor Mark Posey studied with Lee Burkins, a Senior Instructor of Bruce K. Frantzis’ Energy Arts
https://www.energyarts.com/instructors/united-states/colorado-1/montrose/lee-burkins/
Tai Chi lineage holder Bruce Frantzis' web site
https://www.energyarts.com/