How do fitness trackers work?

Related questions

1. Does the Garmin Forerunner 235 have a touch screen?
2. Is the Garmin Forerunner 235?
3. Does Garmin Forerunner 235 track altitude?
4. Does the Forerunner 235 track sleep?
5. Can Garmin Forerunner 235 be used for swimming?
6. What is the vo2 max on Garmin?
7. Does Garmin 235 track cycling?
8. Is Garmin Forerunner 35 accurate?
9. Can Garmin Forerunner 235 be used for cycling?
10. How does Garmin calculate elevation?

Tags

1. #things
2. #included
3. #multiple
4. #determine
5. #steps
6. #tracker
7. #typically
8. #whether
9. #accelerometer
10. #basic
11. #counting
12. #horizontal
13. #force
14. #measuring
15. #vertical
16. #orientation
17. #device
18. #moving
19. #accelerometers
20. #common
21. #acceleration