Insider information: You don’t have to do crunches or situps to flatten your stomach.

She recently shared some of her go-to moves for a taut tummy.

“If you’re tired of boring ab routines, give these moves a try!”

woman in purple athletic set doing squats with resistance band on steps

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“Then drive the opposite knee up with control.”

Banded Dead Bug Pull-Aparts

“Lie on your back holding a resistance band with arms extended overhead.

As one leg lowers, pull the band apart and keep the other leg still.

beach bear crawls

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Switch sides,” she says.

Keep your hips square and your core tight.

Alternate the pulls," Willis says.

middle-aged woman doing butt-toning exercises with loop resistance band

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As you lift into a glute bridge, pull the band down toward your chest.

Squeeze your glutes and engage your lats and core," says Willis.

Banded Pallof Press

“Stand tall with a band anchored to one side.

trainer assisting woman doing dead bug exercise in gym

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A door handle works great,” she says.

“Press straight out from your chest and holddon’t let your torso twist.

Core on, glutes tight, and posture tall.”

woman side plank leg lift, concept of lower-belly strength workout for women

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man performing forearm plank, one of the best exercises to build up your core

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woman performing glute bridge as part of glute workout

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Athletic woman using resistance band while strengthening her arms during outdoor workout. Copy space.

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woman doing hollow body hold exercise

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