30:2 Those are the magic numbers. Thirty compressions for every two breaths. Remember them!!
A blogger recently collapsed and needed CPR here in Chicago. So realizing it was used twice in just a few weeks, I thought it would be smart to pass on to all the runners out there the importance of learning it.
We pass our time in a sport that requires we know this. You can contact your local Red Cross to find a course in your area.
In the meanwhile, here are the basics: http://www.redcross.org/static/file_cont4979_lang0_1757.pdf
If you do nothing else, read it and remember!! And pass it on to your loved ones!!