Half Marathon Training Plan Medium. 5x1 mins at 10k race effort (1 min) rest 25 mins easy incl. The perfect training plan to get your shoes laced and back out to explore and strive for a new personal best.

5x1 mins at 10k race effort (1 min) rest 25 mins easy incl. This is why it’s important that you update and track your perceived exertion. You’ll need to be able to comfortably run 5k in order to begin this program.