1. Institute of Physiology and Anatomy, German Sport University Cologne, Cologne, Germany
2. Institute of Sport Gerontology, Cologne, German Sport University Cologne, Cologne, Germany
3. Outpatient Clinic for Sports Traumatology and Public Health Consultation, German Sport University Cologne, Cologne, Germany
4. Institute of Cardiovascular Research and Sports Medicine, Department of Preventive and Rehabilitative Sport Medicine, German Sport University Cologne, Cologne, Germany
5. Institute of Cardiovascular Research and Sport Medicine, Department of Molecular and Cellular Sport Medicine, Cologne, Germany