Since the 17th century we’ve been strapping bits and pieces to our bodies in pursuit of technological nirvana. Wearable technology is arguably the most exciting area of consumer technology at the moment, but its beginnings go a lot further back than you might expect.
For example, Leonardo da Vinci reportedly envisioned a mechanical device for counting steps, but it wasn’t until 1780 that a Swiss man by the name of Abraham-Louis Perrelet modified his self-winding watch mechanism to measure steps and the distance travelled when walking. The pedometer we know today, and the 10,000 steps goal, were defined by Dr Yoshiro Hatano in Japan after research showed that was the required total conducive to creating a proper balance of calorie intake and exercise.
SOURCE: Read full article at https://www.theguardian.com/technology/2017/mar/03/10-most-influential-wearable-devices