The IndependentJawbone UP3 review: Is this the best wearable fitness band on the ...The IndependentFitness bands, you may have noticed, are everywhere. The two big brands in the sector are Fitbit and Jawbone. The latter released its flagship UP3 band earlier in the year. Like all bands, it measured the steps you take, and like some, monitored the ...và hơn thế nữa »