Fitness Tracker | The Secret Genius of Modern Life

Hannah Fry finds out how 1970s car crashes helped us to count our steps, why WWII dog-fights led to a crucial health monitor and how fitness trackers are even being used to catch killers.

Clip Info
  • Clip length: 58'46''
  • Broadcast year: 2022
Curriculum Connection
  • Physics

Licence: ERA Licence required


UK only
Staff and students of licensed education establishments only
Cannot be adapted

  • Provider: BBC
  • Channel: BBC Two
  • Programme: The Secret Genius of Modern Life
  • Series: 1
  • Episode: Fitness Tracker