Plank Workout
Exercise name: Straight Arm Plank. The straight arm plank is an effective exercise for developing the abs, and is performed by holding a plank pose for a prolonged period. For more great ab exercises visit WorkoutBOX.com.
Exercise name: Straight Arm Plank. The straight arm plank is an effective exercise for developing the abs, and is performed by holding a plank pose for a prolonged period. For more great ab exercises visit WorkoutBOX.com.