Subliminal audio like this was popular in the 90s when everyone was listening to this stuff.
Our brains operate on certain frequencies and will modulate toward whatever frequencies are available externally. This is why epileptics have to watch strobe lights of certain frequencies. There was a story about a pokemon episode tripping seizures in children some years ago.
Whether this works in making gross changes in one’s physiology is difficult to say, but it is well known that suggestions can effect immediate changes neuro-chemically, so over time it is bound to effect the body.
I am a Hypnotherapist and NLP Practitioner, and my therapy works by modulating words and metaphors to effect behavior changes that sometimes work on my clients as well.
Began December 2009 at 5 7/8" length and 5" girth.
As of December 5th 2012 7 3/8" BPEL and 6 1/8" base girth.
Going for the magic 8"x6"