Anyone who has ever been re-certified to conduct CPR has been through this tap dance – it seems every few years, there's new wisdom about the number of compressions, whether or when to give mouth-to-mouth. Why do the guidelines change? We'll also hear about the latest thinking about how to respond to other first aid/emergency situations, from assisting someone choking or drowning, to helping someone who may have ingested something toxic. And we'll welcome your questions for an EMT and emergency room physician.

Resource link: American Heart Association 2010 CPR and ECC Guidelines (highlights)

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