«The recent world - record breakers in middle - distance running — Morceli, but El Guerrouj in
particular — have had defining characteristics of very long strides and extremely
light carriages, or upper bodies,» says Craig Masback, the CEO of USA
Track & Field and a former 3:52 miler.
Beacons can be used to
track the movements of people in a home — perhaps to automatically turn
lights to a specific preset when a
particular person enters the room or to transmit information about the activities of an older adult to a caregiver outside the home.