I'm really intrigued about who told you this or how you (or they) determined this knowledge? In your society while growing up where people aware of how others w

I'm really intrigued about who told you this or how you (or they) determined this knowledge? In your society while growing up where people aware of how others were breathing and instructed them? Is this knowledge more like right handedness vs left handedness, scrunch vs fold, sit or squat, not sleeping with fans or more like not drinking white wine with red meat?