Ask HN: Why do fitness-band pedometers suck?

3 pointspX0r5y ago1 comments

1 comments

Because your arm moves when you aren't walking, and sometimes moves in an unpredictable manner when walking. So they have a lot of extra noise to filter out, some do this better than others, but at the end of the day there is still a lot of error.

j / k navigate · click thread line to collapse

Ask HN: Why do fitness-band pedometers suck?

3 pointspX0r5y ago1 comments

1 comments

Jeremy10265y ago

Because your arm moves when you aren't walking, and sometimes moves in an unpredictable manner when walking. So they have a lot of extra noise to filter out, some do this better than others, but at the end of the day there is still a lot of error.

j / k navigate · click thread line to collapse