Concentration Curl

Starting position

• Sit at the end of a bench, legs apart, upper body slightly forward.
• Elbow against the inside of the thigh, dumbbell hanging.

Execution

• Curl the dumbbell to the shoulder; the upper arm stays on the thigh.
• Lower slowly until the arm is straight.
• First one side, then the other.

Common mistakes

• Upper body helping.
• Elbow lifting off the leg.
• Not straightening the arm at the bottom.