Dumbbell Straight Leg Russian Twist

Instructions

1. Sit on the floor holding a dumbbell with both hands; lean back to roughly 45 degrees and extend legs straight out in front.
2. Lift feet slightly off the floor to increase core demand.
3. Rotate your torso to one side, bringing the dumbbell beside your hip.
4. Rotate to the opposite side in a controlled arc.
5. Continue alternating sides for the desired reps.