What's behind the idea of "zipping up" at the end of meditation? In yoga, we tend to drum hands on the floor to reground after practice so I assume it's something similar, but I'm curious as to the "up" rather than the "down".
And here's my (not very scientific answer):
I know that's not very conclusive. But I am writing a blog about the vayus or the energy winds, so that might flesh out what I'm saying here.Keep your eyes peeled for that.