Table 1.

Monitor names and descriptions.

Brand	Model	Where worn	Display/ compatibility	Measures	Possible measuresa	Food/Weight tracking
Basis		Wrist	Display, personal computer, iOSb, Android	PAc, Steps, Heart rate, Skin temperature, Perspiration, Sleep
BodyMedia	Fit	Upper arm	Personal computer, iOS, Android	PA, Steps, Sleep	Heart rate, Weight	Food, Weight, Balance
Fitbit	Force	Wrist	Display, personal computer, iOS, Android	PA, Steps, Sleep, Stairs, Distance, Calories	Weight	Food, Weight, Balance
Fitbug	Orb	Multiple	Personal computer, iOS, Android	Steps, Distance, Calories, Sleep	Weight	Food, Weight, Balance
Gruve		Waist	Personal computer	Calories, Activity zones
Ibitz	Unity	Waist	iOS	Steps, Distance, Calories		Weight
Jawbone	Up24	Wrist	iOS, Android	PA, Steps, Sleep, SBd		Food, Weight, Balance
Lumo	Back	Waist	iOS, Android	Posture, Steps, Calories, Distance, SB, Sleep
Misfit	Shine	Multiple	iOS, Android	Steps, Calories, Distance, PA, Sleep, “Points”		Food, Weight
Nike	Fuelband SE	Wrist	Display, personal computer, iOS, Android	PA, Steps, “Hours won”, Calories, “Nikefuel”
Polar	Loop	Wrist	Display, personal computer, iOS, Android	PA, Steps, Calories, SB, Sleep	Heart rate
Striiv	Play	Waist	Display, personal computer, iOS, Android	PA, Steps, Stairs, Distance, Calories		Weight
Withings	Pulse	Multiple	Display, personal computer, iOS, Android	PA, Steps, Sleep, Resting heart rate	Weight, Blood pressure	Weight

^aThese objective measures are tracked simultaneously by the app. Additional measurement tools must be purchased.

^biOS: Apple iPhone/iPad/iPod operating system.

^cPA: physical activity.

^dSB: sedentary behavior.