Inside Outside Wellness Center Center & Medical Spa Medical Director, Charles B. Christian, Jr. M.D., has created a Center which provides a wide range of services using both cutting edge and proven strategies to help you achieve optimal health and at the same time improve your appearance. This center is the only one in San Antonio which combines all these services under one roof. Our programs are designed to get results! The Wellness Center and Medical Spa offers services in four primary areas. These are OmgegRx™ Zone Nutrition, High Intensity Strength Training based on principles set forth by Arthur Jones, Founder of Nautilus and Resistance Training Recommendations of the American Heart Association, Health Assessments and Medical Spa Services. Individual Services are offered in each of these areas and comprehensive programs are available at affordable prices.