Learn More: http://www.caltech.edu/news/new-app-replaces-ultrasound-smartphone-camera-measure-heart-health-79526

Engineers at Caltech have developed a smartphone app that can measure left ventricle ejection fraction, a key indicator of heart health, simply by having a user place the phone’s camera against his or her neck.

music: Take The Chance – Nicolai Heidlas | Royalty Free Music, (https://youtu.be/3bAvdcB3iZ4) via Creative Commons 4.0