Rescue breathing A crucial part of CPR is rescue breathing, which is unsettling to some people. Rb, often known as "mouth-to-mouth resuscitation", is an integral part of CPR training. You have to place your mouth next to the victim's mouth and breathe into their mouth while making sure their airway is clear. According to the most recent recommendations, for every 30 compressions, rescuers should take two rescue breaths. Both the patient's heart and breathing stop when they have a cardiac arrest. To keep them alive longer while they wait for emergency help to arrive, rescue breathing involves breathing air into their system. Efficacy of rescue breathing The efficacy of rescue breathing, particularly in circumstances where a lay bystander is performing, was brought into question by studies. A layman performing rescue breathing did not increase the patient's odds of surviving, according to three different trials. Mouth-to-Mouth breathing According to th...