
We’ve swung high and low during kettlebell challenges at Tom’s Guide, but lateral kettlebell swings are the toughest — so I went sideways for 90 reps every day for one week.
This advanced kettlebell exercise takes the regular Russian swing sideways instead of forward and back. But the variation requires existing kettlebell skills before you try it, so we recommend learning how to do a kettlebell swing and how to hold a kettlebell properly, or you risk taking yourself out by the knees.