Ok so if you’re like me, you’ve used more than a few fitness apps over the years, with limited success. The thing is, that while data’s good, algorithms aren’t everything – if you’ve run 25 miles this week but aren’t feeling any benefits then what’s the point? Amazon is well-known for using algorithms that predict what customers might buy to personalise the shopping experience and Netflix has also achieved success from applying the same technique to media streaming. Can the same formula really be applied to something as personal as health and fitness? I’m not so sure. You could probably…

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