This Woman Realized Her Boyfriend Was Cheating on Her When His Fitbit Physical Activity Spiked at 4 a.m.

One of the cool things you can do with a fitness tracker is sync up with your friends and family to motivate one another and even get a little friendly competition going. One of the not-so-cool consequences of this is discovering something you’d really rather wasn’t true about their routine. Like when you find out your boyfriend is cheating on you […]

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