I have taken a couple of classes from Roger Jahnke, a TaiChi and Qigong teacher, and he has a lot of good information on the web, both at his website (which you need to subscribe to) and on the Omega Institute website: http://www.eomega.org/videos/roger-jahnke-3-minute-breathing-exercise-for-good-health The Omega Institute site is an excellent...
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