Why do yoga teachers use esoteric expressions?

Question

I never know how to relax my eyeballs, loosen my teeth or breathe through the back of my ribs.  What are they talking about?  Why do they use such esoteric expressions?

Answer 1

These verbal suggestions are used by the practitioner to develop and deepen awareness in order to induce relaxation to the body and mind, to bring the mind to the deep levels of consciousness. This expression is mostly used in yoga nidra. So, nothing to be concerned of these verbals, follow and you will feel tranquility.