Here’s how it works. Luckily, there are many variations of the plank that involve actual movement, and one of them is the side plank with hip dip, so my editor decided it was time I gave it a go.

Also known as the dolphin plank, the forearm plank is a great alternative for individuals ... with the forearms or hands,” says Daniels. The side plank — which can be done from your forearm ...

If you’ve already nailed your plank holds, side planks are a great exercise to alternate with. “I like to play with different shapes in my plank so that I’m dynamically challenged.

This is the workout: 10 partial single-arm sit-ups 15 leg lifts Side plank (on forearm ... these four moves are a great alternative for beginners (no planks are involved, either).