Demetrios Demetriades, is a nationally recognized elite Master Fitness Trainer in San Francisco with a BA in Exercise and Sports Science emphasizing in Exercise Physiology & Sports Medicine from the University of San Francisco. A long time athlete, Demetrios trained and competed with the athletes of the Greek National track & field team. His education and semi professional soccer background & coaching, earned him the experience to master the human body. Demetrios teaches and trains men, women and kids from all walks of life and all over the world. His proper core training program combines stabilization, strength and power, helping support the body’s constantly changing center of gravity.