SFGate (blog)Fitbit leads the pack for fitness devicesSFGate (blog)The San Francisco company has 68 percent market share among fitness wearable makers. Sales jumped in the holiday season and again in January, when Fitbit released its Charge HR fitness tracker with a heart-rate monitor and sleep tracking capabilities.Fitness Trackers: What We Do With the Data Is What MattersEmpowHerOne Wall Street survey says more people want a Fitbit than an Apple ...Business InsiderFitbit Is Actually More Popular Than Apple Watch Right NowTheStreet.comtất cả 16 bài viết »