Plank twist before and after

1) Doing planks will shrink your waistline . As the transversus abdominus gets stronger from doing planks, it will tighten your waistline all the way around in a way that crunches never could.

1) Doing planks will shrink your waistline . As the transversus abdominus gets stronger from doing planks, it will tighten your waistline all the way around in a way that crunches never could.

And while planks are great at strengthening your entire core, sometimes you want to give your obliques a little extra attention. Your obliques are the muscles that run along the sides of your waist, and the forearm side plank with a twist is a go-to exercise for activating them .

And while planks are great at strengthening your entire core, sometimes you want to give your obliques a little extra attention. Your obliques are the muscles that run along the sides of your waist, and the forearm side plank with a twist is a go-to exercise for activating them .

Because the obliques are positioned mainly along the sides of your torso, the effect is to actually thicken your waist . Probably not the effect you’re going for.

Because the obliques are positioned mainly along the sides of your torso, the effect is to actually thicken your waist . Probably not the effect you’re going for.