Interesting..
I took an EMT course, learned quite a bit from it.
Three must do first.
"ABC."
Airway, breathing, circulation. Stop the bleeding if any.. Clear persons mouth.
Without any one of them, their toast.
Guess? they changed CPR...
Now they want you to do more pumps and not concentrate on the mouth too mouth.
New CPR method increases survival rate by 50 percent, study suggests