“…Furthermore, group testing, as performed in team sports during the 30-15 IFT test, has been shown to increase task motivation [ 38 ]. In addition, our results demonstrated that HR max values tend to be higher during 30-15 IFT , confirming previous findings [ 22 , 36 , 37 ], although with lack of statistical significance. This is not surprising, because sport-specific tests often result in higher HR max values, as shown in other sports such as soccer, tennis, and squash [ 39 , 40 , 41 ].…”