Step aerobics is a classic cardio workout. It has lasted for decades for a simple reason: it delivers results. The "step" is a 4-inch to 12-inch raised platform. You step up, around, and down from the ...

The 4-2-3k method aims to simplify exercise while also allowing for flexibility to change up your fitness with a variety of options that only require a couple of light dumbbells and/or resistance ...