1 Bullfighting School of Albacete, Department of Physical Training, Albacete, Spain.
2 Sports Medicine Regional Unit of Principado de Asturias, Avilés, Spain; Oviedo University, Department of Functional Biology, Oviedo, Spain.
3 Autonomus University of Madrid, Department of Physical Education, Sport and Human Movement (Madrid), Spain. Electronic address: carlos.tejero@uam.es.