Letter to the Editor Beyond the madness: a balanced approach to standardization, practicality and innovation in exercise physiology threshold assessment Thomas Gronwald, Thomas Gronwald Institute of Interdisciplinary Exercise Science and Sports Medicine, MSH Medical School Hamburg, Hamburg, Germany Search for more papers by this authorLars Schwalm, Lars Schwalm Institute of Interdisciplinary Exercise Science and Sports Medicine, MSH Medical School Hamburg, Hamburg, Germany Search for more...