Well | Assessing the Fitness of Wearable Tech – New York Times (blog)

Well | Assessing the Fitness of Wearable Tech
New York Times (blog)
Like many people who grew up long before personal computers and cellphones became ubiquitous, I've never tried a fitness tracker. I already know I walk about five miles a day, in addition to my daily swim. My weight is stable within a range of two pounds.

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