A look at Denmark’s Heartrunner app, which sends one of 100K+ first responder volunteers to nearby cardiac emergencies, who often arrive before ambulances (Martin Selsoe Sorensen/Washington Post)

Martin Selsoe Sorensen / Washington Post:A look at Denmark’s Heartrunner app, which sends one of 100K+ first responder volunteers to nearby cardiac emergencies, who often arrive before ambulancesDenmark has seen a dramatic increase in survival from heart attacks after it began recruiting volunteers and arming
Click here to read full news..