Inspect your home
Be very careful with space heaters.
Check your appliances.
Check the air conditioning and heating unit in your home.
Check the natural gas/LP gas system in your home.
you did not say any option
He should lighten up his exercise just a bit to ensure he is not overloading his heart.
Answer:
depends on what training you have had in CPR-
used to be, you did 30 compressions, then 2 breaths, then repeat.
now, many trainings have eliminated the rescue breaths and just do compressions.
either way, you continue until EMT arrives or you are too exhausted to continue.
