Many doctors don’t like the term ‘big data’ so I am going to call this an electronic patient diary 🙂

http://video.pbs.org/viralplayer/2365571133

Since 2012, an innovative project in Louisville, Kentucky, has been collecting data on hundreds of the city’s asthmatics by attaching GPS trackers to their inhalers to help residents better manage their asthma, monitor air pollution and shape future public health policies. NewsHour’s Christopher Booker reports.

Source: How data is helping asthmatics breathe easier