Standing Crossover Crunches Stand up straight with your hands behind your head. Touch your right elbow to your left knee. Focus on bringing your shoulder towards your hip, rather than your elbow to your knee. Then, bring your left elbow to your right knee. Repeat in a continuous motion. Do 3 sets of 12 reps on each side. Plank With Leg Lifts Start in plank position holding your abs in tight. Engage your glutes to lift and hold one (flexed) foot a few inches off the floor. Lower the foot and repeat with the opposite leg. Do 3 sets of 10 reps on each side. Knee to Elbow Planks Start in plank position. Slowly bring your right knee to the outside of your right elbow. Hold for 2 to 3 seconds and return to starting position. Repeat on your left side. Do 3 sets of 15 reps on each side. Warrior Balance Stand on your left foot and lift your right knee to hip height in front of your body. Reach your torso forward as you extend your right leg behind you. Keep your standing leg slightly bent as your torso becomes parallel to the floor and reach your arms out. Pause for a second then reverse the movement. Do 3 sets of 10 reps on each side. V-Up Lie faceup with your arms and legs extended on the floor. Engage your abs as you lift your hands and feet to meet over your torso. Slowly lower your arms and legs back to the floor. Do 3 sets of 15 reps. Oblique V-Ups Lie on your left side with your legs angled 30 degrees from your hips. Rest your left arm on the floor and put your right hand behind your head. Lift your legs off the floor, bringing your torso toward your legs. Slowly return to starting position. Do 3 sets of 10 reps on each side. Plank With T Rotation Start in a high plank with your feet hip distance apart. Keeping your left hand still, rotate your entire body to the right, ending in a side plank with your right arm pointed at the ceiling. Drive your hips upward. Return to starting position then repeat on the opposite side. Do 2 sets of 10 reps on each side. Reverse Lunge With Front Twist Stand with your feet hip width apart. Take a big step back with your right foot and bend your knees to lower into a lunge while twisting your torso to the left. Stand, switch sides and repeat. Do 2 sets of 10 reps on each side. To make the exercise more challenging, hold a dumbbell or medicine ball between your hands as you twist. Down Dog Abs Start in Downward Dog with your right leg in the air. Bring your right knee under your torso. Pause, then return to start. Then, bring your right knee to your right elbow. Pause, then return to start before bringing your right knee to your left elbow. That’s 1 rep. Do 2 sets of 10 reps on each side.