David Ahn, MD

What Nike’s decision to downsize the FuelBand team means for the future of wearables

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As of publish, Cnet has run a major news that Nike had fired as many as 55 people from its Digital Sports team’s hardware division, which is in charge of the FuelBand.

Jawbone UP Coffee App can be used to educate patients on interactions of sleep and caffeine

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Several weeks ago, hardware manufacturer Jawbone surprisingly released UP Coffee, a simple, free iOS app that promised to be the simplest way to understand how caffeine affects your sleep.

GoBe wearable sensor’s promise of passive nutrition tracking should be taken with caution

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Crowd-funding platform Indiegogo’s recently highlighted the GoBe wearable sensor, an activity tracker with an alluring twist: “GoBe is the first and only wearable device that automatically measures the calories you consume and burn all day.”

The Apple iWatch is coming and what Physicians should be on the lookout for

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Having closely followed Apple’s releases dating back to the iPod and by keeping an ear close to the ground when it comes to the Apple blogosphere, here are my predictions for Apple’s upcoming smartwatch.

Intel acquires smartwatch sensor company Basis for over $100 million dollars

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Basis Science, makers of the recently reviewed wearable smartwatch/activity tracker Basis Band, was acquired by Intel for a reported $100M-$150 million dollars.

Medical photo social network Figure 1 expands to Android and Web

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The Figure 1 team developed new features such as browseable image categories, and just released their first Android app and interface for the web.

Samsung doubles down on health, S5 phone and Gear Fit will include heart rate sensors

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Just two days after announcing the new Galaxy Gear smartwatches will incorporate heart rate sensors, Samsung revealed their next revision of their flagship Galaxy S smartphone will prominently feature health tracking along with its brand-new companion fitness bracelet, the Gear Fit. The Gear Fit incorporates a heart rate sensor and a curved, touchscreen AMOLED display that would differentiate itself from nearly every other current fitness tracker on the market, such as Fitbit and Jawbone.

Issues with Fitbit Force rash more widespread than initially believed

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It appears that an issue with the FitBit Force causing a rash might be more widespread than initially believed

Jawbone UP24 vs Fitbit Force, a physician’s recommendation for best activity tracker

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The Jawbone UP24 ($149) and Fitbit Force ($129) are quite similar–they both are worn around the wrist, both add sleep and nutrition tracking, both offer silent/vibrating alarms, both feature passive/continuous bluetooth syncing, both offer 7+ day battery life, and both offer excellent third-party integration. Regardless, spending time with the two devices reveals that each has a different personality and approach to the quantified self movement.

Basis B1 Band review, a wearable sensor that tracks many metrics, but not for everyone

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Review of the Basis B1 Band, which is an outstanding activity tracker, and clearly one of the best on the market.

Google X announces plans for smart contact lens that measures glucose levels in diabetics

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Google’s secretive research lab Google X has announced plans regarding their work on a “smart contact lens” that continuously measures glucose readings.

Physician’s 2 year review of GymPact, now called Pact, an app that pays you for exercising

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This is a revised version of my January 2013 review of GymPact, updated with new screenshots and insights into the app that allows you to earn (or lose) money by going (or not going) to the gym.