Flat tummy nicholekellerman.com Flat tummy exercise #1 Plank – be sure to put your butt down, core tight Flat tummy exercise #2 Side Plank – hips up Flat tummy exercise #3 Ball and extend (feet closer to the floor to make it harder) Flat tummy exercise #4 Plank twists Do each flat tummy exercise 2x to complete the workout FLAT TUMMY, how to flatten stomach, get flat tummy, how to get flat tummy, flat tummy diet, flat tummy tips, how to get a flat tummy, flat tummy workouts, flat tummy exercises, flat tummy, exercises for flat tummy, exercise to flatten belly, how to have a flat tummy, exercise for flat tummy, ways to get a flat stomach, exercises to flatten stomach