International Journal of Environmental Research and Public Health Article Kinematic Analysis of Water Polo Player in the Vertical Thrust Performance to Determine the Force-Velocity and Power-Velocity Relationships in Water: A Preliminary Study Giuseppe Annino 1,2 , Cristian Romagnoli 2,3 , Andrea Zanela 4, Giovanni Melchiorri 1,5, Valerio Viero 5, Elvira Padua 6,* and Vincenzo Bonaiuto 2 1 Department of Medicine Systems, “Tor Vergata” University of Rome, via Montpellier 1, 00133 Rome, Italy;
[email protected] (G.A.);
[email protected] (G.M.) 2 Sport Engineering Lab, Department of Industrial Engineering, “Tor Vergata” University of Rome, via del Politecnico 1, 00133 Rome, Italy;
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[email protected] (V.B.) 3 Department for Life Quality Studies, University of Bologna, 47900 Rimini, Italy 4 Robotics and Artificial Intelligence Lab, ENEA “Casaccia” Research Centre, via Anguillarese, 00301 Rome, Italy;
[email protected] 5 Italian Swimming Federation, Stadio Olimpico Curva Nord, 00135 Rome, Italy;
[email protected] 6 Department of Human Science and Promotion of Quality of Life, San Raffaele Open University of Rome, via di val Cannuta 247, 00166 Rome, Italy * Correspondence:
[email protected] Abstract: Background: To date, studies on muscle force and power-velocity (F-v and P-v) relation- Citation: Annino, G.; Romagnoli, C.; ships performed in water are absent. Aim: The goal of this study is to derive the F-v and P-v Zanela, A.; Melchiorri, G.; Viero, V.; regression models of water polo players in water vertical thrust performance at increasing load. Padua, E.; Bonaiuto, V.