1. Department of Physical Education and Sport Science, Democritus University of Thrace, Komotini, Greece
2. Laboratory of Neuromechanics, Department of Physical Education and Sport Science at Serres, Aristotle University of Thessaloniki, Serres, Greece
3. Laboratory of Social Research on Physical Activity, Department of Physical Education and Sport Science at Serres, Aristotle University of Thessaloniki, Serres, Greece