How to Build Rock-Solid Abs
A Fitness Trainer Recommends These 9 Things For Rock-Solid Abs
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For dragonflys (also called dragon flags), you hold onto a rig or bench and raise the hips and legs off the ground. Then keep the body in one straight line (hollow body position) as you slowly lower your legs to the floor. If you don't have access to a rig or bench, do a double leg lower instead.