If you only know David Keil through his Yoga Anatomy website ... or through his Anatomy workshops and DVDs ... or even his Functional Yoga Anatomy book, recently released ... then I'd say, you have only even barely scratched the surface.

Until now, I hope.

Because in today's episode you won't hear form David Keil the anatomy expert - but instead, the impassioned YOGA teacher I call both my mentor and my friend: