Jawbone Up24: Another Small Step for Activity Tracking

Jawbone’s new Up24 wristband now sends your step and sleep data to the iPhone wirelessly, so you don’t have to plug the band into the phone each time.
JawboneUP24

If Sitting Is the New Smoking, Soon There May Be a Crowdfunded Gadget to Help You Stop

It’s the simplest wearable activity tracker yet. All it does is detect whether you’re sitting down or standing up.
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The Extremely Quantified Self: Meet Rachel Kalmar, Who Wears 21 Fitness Trackers at the Same Time (Video)

It’s a stunt of giving up her body for science, and kind of a cool punk fashion statement — and a daunting amount of syncing and charging.
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If You Throw This Fitbit in the Washing Machine, It’s Really Your Fault This Time

Fitbit introduces the Flex wristband, its answer to the Jawbone Up and Nike FuelBand.
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New Fitbits Use Bluetooth to Sync Directly to Your iPhone

Fitbit hops aboard the Bluetooth train.
FitBit One