An emergency alert built into some watch models will automatically warn caregivers of a possible health crisis, enabling preventive action to be taken.
The artist and designer Crispin Jones has designed timepieces that explore the cultural role of the watch and the human relationship with time and technology.
Since the closing ceremonies of the 2010 Vancouver Games, Omega, official timekeeper of the Games since 1932, has been in Sochi setting up the latest technology for the 2014 Winter Games.