quantified selfGearThe Health Monitoring Boom Only Gets Weirder From HereGearWhoop’s New Wearable Can Go on Your Wrist—or in Your ClothesGearA Fast Walker Gets Stuck in the Slow LaneGearDon't Brush Off Mouth Tech As a Passing FadCultureOptimization Smackdown: Hustle Porn vs. Zen PornGearHow Fitbit Started the Wearables Craze and Got Us All MovingGearNaked Labs' 3-D Body Scanner Shows You the Naked Truth