Well for example all of the explanations of how the exercises worked were wrapped around "elements" - you know the usual fire, earth, water etc. And you had "ch

Well for example all of the explanations of how the exercises worked were wrapped around "elements" - you know the usual fire, earth, water etc. And you had "channels" that you had to move energies through by ... rubbing them. The motions and the rubbing itself did help blood flow and it was quite a nice work out, but I'm quite confident there weren't small spirits of fire flowing down my skin, at least not in the sense the teachings portrayed them I think.