article 2025 Contribution of flow state to the discrepancy between perceived exercise intensity and physiological intensity during endurance bike exercise Satoshi Takinami, Yasushi Nakatani, Yumie Ono, Shingo Murakami JournalBMC Sports Science, Medicine and RehabilitationDOI10.1186/s13102-025-01342-9Populationactive track and field athletes View on DOI ↗