Dr. Leonel Vela uses a SimMan clinical simulator to teach third-year medical students how to ausculate lungs with a stethescope.
Dr. Leonel Vela uses a SimMan clinical simulator to teach third-year medical students how to ausculate lungs with a stethescope. Reynaldo Leal

Guidelines are changing for administering CPR to get more people willing to spring into action if they encounter someone who needs it. Techniques include humming the disco classic “Staying Alive” to keep pace. Mouth-to-mouth resuscitation has been de-emphasized, and training is easy enough that people can learn it at a self-service kiosk. (The Washington Post)

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Christine Ayala was a Texas Tribune fellow, focusing on reporting and newsletter production, in 2014 and 2015. Before joining the Tribune, Christine interned for the Austin American-Statesman features...