Abstract The hysteresis area, which reflects the history-dependency of psychobiological parameters, has been recently suggested as a new non-invasive marker of exercise stress and tolerance. However, its promising applications are still underexplored. This study aims to test if the hysteresis area of the perceived exertion (RPE), heart rate (HR), and muscle oxyhaemoglobin concentration (muscle O2Hb) … Continue reading Hysteresis Area of Psychobiological Variables. A New Non-Invasive Biomarker of Effort Accumulation?