It’s time to run (or walk, or otherwise locomote under your own power) one whole kilometre. Then take a break. And if you still have it in you, do it again. That’s right, we’re doing kilometre repeats this week in the Lifehacker Fitness Challenge.
Tagged With fitness challenge
Sure, fine, burpees are tough and we hate them. But they are a phenomenal full-body workout, and it won't kill you to try just one. Maybe two. (Or 10. You know where this is going.) We're all going to be so strong by the end of the month!
![How To Sleep On A Plane In Cattle Class [Infographic]](https://edge.alluremedia.com.au/m/l/2018/12/Plane-640x360.jpg)
