I was specifically trained to remove bra, because it restrains chest and breaks ventilation (the air will go to the stomach instead and inflated stomach will bl

I was specifically trained to remove bra, because it restrains chest and breaks ventilation (the air will go to the stomach instead and inflated stomach will block further air from entering the lungs). I can imagine this might be seen as inappropriate for a bystander who doesn't understand how this works, but there's something wrong with the system if that might cause serious complaints against rescuer.