- Athlete Josh Kerr just broke the world record mile time
- He did so while wearing an Amazfit Cheetah 2 Pro smartwatch
- Amazfit has published data from the record-breaking run
What does it take to run a mile in a world record time? After Scottish athlete Josh Kerr’s recent world record-shattering 3:42.66 achievement, Amazfit has published a wealth of data straight from the track — and there are some fascinating insights to be found within.