The last few years have seen a number of mobile apps emerge that monitor your breath for signs of various diseases. It's part of a fascinating trend, the latest addition to which is a new app developed by researchers at the University of Washington, which aims to monitor your breathing for signs of a drug overdose.
The work, which was documented in a recently published paper, has resulted in an app called Second Chance, which the team claims is able to accurately spot overdose-related symptoms 90 percent of the time.