CORTEX is a world market leader in mobile performance testing represented in medical, sports and fitness. With the product lines METALYZER® and METAMAX® the company leads the mobile and portable cardiopulmonary diagnostics to high performance. The Cardiopulmonary Exercise Testing systems from CORTEX are used worldwide: in basic research, routine diagnostic cardiology, high-performance sports and in fitness centers. The competence of CORTEX is appreciated by sport`s physicians, cardiologists, pulmonologists, occupational and rehabilitation physicians, coaches and sports scientists around the world. The technology also stands for competence in extreme situations. The Xtreme Everest project in 2007 has confidence in CORTEX systems, as well as many Olympic Training Centers.