<qa>  What is the Laser used in this study?The purpose of this research project is to study the effect of non-ablative non-cutting laser therapy, a technique that uses laser energy to try to improve the appearance of the skin. In this study, we are interested in learning how well such a laser works to improve the symptoms of acne. The laser used in this particular study will be the CoolTouch II laser, manufactured by ICN Photonics, Inc., and has not been FDA-approved for the treatment of acne. 