One in five Americans currently owns a piece of wearable technology. So, who’s buying the trendy devices and how are they being used?

One in five Americans currently owns a piece of wearable technology. So, who’s buying the trendy devices and how are they being used?
These days there are apps for just about everything, but for happiness? Ofer Leidner, tech entrepreneur and co-founder of the so-called emotional fitness platform Happify, discusses the growing industry of wellness apps.