With so many different ways to track our “quantified selves,” it’s hard to get a holistic, accurate read on our health.
Because no single vendor has a monopoly—or even a tiny majority—on our bodies’ data, we’re actually getting a very incomplete view of our health. It’s like tracking steps taken each day with a Fitbit but not also tracking heart rate data or caloric intake. 3,000 steps may sound like a lot, but if it was accompanied by consuming 3,000 calories and a low constant heart rate, the result is weight gain.
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