Pulaski County, AR is in the central part of Arkansas in the west south central United States: Closest City to the Center of Pulaski County, AR: Cammack Village, Arkansas: Cities in Pulaski County, AR:
Positioning the Body for Arm Curls. Mike Harrington / Getty Images. The arm curl or biceps curl is a highly recognizable weight training exercise that utilizes dumbbells or barbells, or even kettlebells, to work the muscles of the upper arm, the biceps, and to a lesser extent, the lower brachialis and brachioradialis.
The development of a biceps peak is a goal of many weight trainers, and a preacher curl performed at a high angle is generally considered to be one of the most effective exercises to meet that end. For the preacher curl to be truly effective, the arm pad should be a good fit for the person using it.