TrackRaise › Exercise lexiconAbsDumbbell Sit-upStarting position Lie on your back, knees bent. Dumbbell in front of the chest. Execution Sit up to the knees. Roll back down slowly. Common mistakes Swinging. The feet lifting. Similar exercises for AbsDumbbell Crunch (Hands Overhead)Dumbbell, BodyweightDumbbell V-upDumbbell, BodyweightAb Wheel RolloutOtherBand Decline Sit-upResistance band, BodyweightBand Jack Knife Sit-upResistance band, BodyweightBand Kneeling CrunchResistance band