Respuesta :
I believe from what I learned, mouth to mouth has been proven less effective. Hands only CPR should be the only one put into practice.
Answer:
Hands-only CPR was designed for those who are not trained or feel uncomfortable delivering mouth-to-mouth breaths. It doesn't replace traditional CPR.
Explanation:
Hands on will keep the heart beating and for short periods keep the oxygen already in the blood flowing if continues to long without breathes there's an increased risk of brain damage