So far, the best bet is on the last choice, as there is no evidence for anything else except in the fantasy world.
I have to disagree with you. While there
may be no scientifically accepted measure of Chi in Western society, that does not mean there's no evidence of it. More importantly, serious scientific research on the topic is relatively recent. A quick Google search yielded:
"Scientific Qigong Exploration: The Wonders and Mysteries of Qi" from 1997.
Here's a review, including criticisms:
Search for
BOOKREVIEW4SQE.pdf since I can't post links
The second link I clicked is research from 2007. After a quick look, it seems to focus more on the effects of Qigong and Tai Chi practice, looking at:
Physiological aspects:
-Effects on the Autonomic Nervous System
-Effects on Brain Function
-Effects on the Circulatory System
Bioenergetic Changes:
-Effects on Electrical Conductance at Acupoints
-Effects on Biophoton Emission
-Comparison Between Mind-Body and Physical Exercises
-Effect on Physical Strength
-Relationship between Blood Flow and Bioenergy
It was conducted by Shin Lin, Ph.D., from University of California, Irvine.
B.S. and M.S. in Chemistry, and Ph.D. in Biological Chemistry from University of California, Los Angeles (1971).
Professor (1974-1997) and Chairman (1983-1996) of Biophysics at Johns Hopkins University.
Dean of Biological Sciences and Associate Vice Chancellor of Biological Initiatives at University of California, Irvine (1997-2002).
Presently Professor of Cell Biology, Biomedical Engineering, and Integrative Medicine at University of California, Irvine.
Practitioner and teacher of Kung Fu, Qigong, and Tai Chi for over 4 decades.
(Can't post link, but let's see if this works) mindbodylab.bio.uci.edu
And this is just from the first 2 links I checked.
I'll read more about it over the weekend.
