Originally Posted by Shane Skowron
Don't know much about step-ups for strength, but I know some endurance athletes who rely on high-rep step-ups for endurance, especially in the mountains. Rob Shaul is a big advocate of them.
However, it's the most boring exercise I've ever done in my entire life, no joke. 20 minutes and I was going crazy. This is coming from a guy who has run, rowed, swam, and metcon'd for hours at a time.
As per Shaul's advice, I have been doing weighted step-ups in preparation for my Peru hiking trip (usually sets of 50 on 24" box with weight vest). And, yes, they are boring, so I have them as part of a circuit and listen to books on tape while working out.