I brush my very upper gums--rubbing side to side, alternating between my index and middle finger. My face is relaxed, and I don't flinch it as I go back and forth, horizontally, finger brushing them. I start the finger brushing on the right side of my face, and work my way towards the middle, and eventually the left. I am only brushing the very, very upper part of my gums. As I move back and forth, I can hear a clicking sound. The clicking sounds gets louder and softer as I chan