Sound changes us and morphs us constantly - on a subtle basis. Just think about a few of these questions...
Can you be affected physically by music? Yes!
Can you be affected by enjoying a flower? Or the frequencies of flowers? Yes!
Does tiny subtle energy from the movements of the planets in our solar system affect you? Yes!
Do people emit tiny subtle frequencies, based on their physical and emotional and mental status? Yes! Do they affect you? Yes!