Jakob Ingebrigtsen currently holds the Men’s 3000m World Record with an unbelievable time of 7:17:55, but can it be broken? The Running Channel’s relay team – Tom, Jess, Sarah and Mo – are looking to make history. Can they do it?
Here's everything to know about running in different heart rate zones, heart rate variability, resting heart rate, and the Garmin metrics they feed into.