This session is a great way to enhance your power and leg strength from running 5 km through to the half marathon. Sisyphus was a greedy and deceitful Greek king who got sentenced to roll a boulder up a hill, to then watch it roll back down before repeating again until eternity. This session is a bit like that, but it doesn’t go on to eternity.
View More Friday Fartlek Session: Double Sisyphus Minus
