She manages to kill one zombie, but quickly finds herself surrounded on all sides by a mob of zombies. Suddenly she begins to experience a heart attack, but fortunately one of the zombies is a former doctor and has a plan to save her life.The PSA cleverly plays off the notion that zombies like only victims who are still alive and breathing. And as it cheekily notes, 'CPR makes you undead.'

Read more: Who better to teach you CPR than the undead: Zombies save a dying woman from cardiac arrest in creepy new public service announcement video | Mail Online