Question

How do you know your breath is effective?

Answer 1

If this question is in regards to CPR, you know your breath is effective if the chest rises.

Answer 2

you know it's effective when you are either breathing or that if your breath has a smell or odor to it which can give people a bad impression on you then when you have a scent

hope this helps

have a good day :)

Step-by-step explanation: