What can I say? I love the feeling of strengthening my muscles on a Megaformer machine, working them in 50 minutes worth of planks and lunges until my core, legs, and butt are shaking. It’s the only ...

Last week we talked about how to make ab wheel rollouts suck less, but maybe that’s not your style. Maybe you want to see how much worse this exercise can get. Or at least have something to aspire to.

This month in the Lifehacker Fitness Challenge we are taking on the ab wheel, aka ab roller, aka “crap, I fell on my face again.” Last week we did a plank on the wheel, but today we’re going to use it ...