Little did I know that one day I'd be social distancing with my ab wheel — a purchase I made years ago but used maybe once. A brief moment of confidence reconnected me with the tool, and I was quickly ...

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 ...