Popular Science -
21 Jan 2013 18:00

Amiigo recognizes more than 100 different exercises, and tabulates burned calories with uncanny accuracy. Every January, millions of people resolve to get more exercise. Health-club memberships spike as does interest in fitness trackers, which use accelerometers to record activity. The trouble with those devices, though, is that they rely on binary tracking algorithms--moving or not--so they generally can't tell the difference between a steady jog and vacuuming the living room. The Amiigo is the...
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