The Motiv Ring shows fitness-tracking technology has shrunk to the point that it can be worn on a finger. The Motiv Ring shows fitness-tracking technology has shrunk to the point that it can be worn on a finger. Photo: Emily Prapuolenis/The Wall Street JournalI’m giving fitness the finger. Motiv isn’t the first “smart” ring; competitors such as Oura and the Ringly also track fitness. When you order, Motiv first sends you plastic dummies so you can size your finger; it’s up to you which finger to use.

Source: Wall Street Journal October 04, 2017 12:00 UTC