![The Scope Radio show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/062/269/small/the-scope-radio.jpg)
Summary: They’re becoming more available in public places–but how do you use a defibrillator machine? Dr. Troy Madsen talks about public defibrillators, when to use them, and how they might save someone’s life. He also tells you what to do under pressure if someone goes down in public.