Session 1: Run
2x 20 minute Fartlek runs
(5 min jog (warm up) –> Light stretch –> 1 minute jog –> 25 seconds run –> 25 seconds Fast run –> 10 sec sprint –> 1 minute jog –> 20 seconds run –> 20 seconds Fast run –> 10 sec sprint –> REPEAT 10 times which makes 20 minutes –> 5 min slow jog for cool down.)