Background The importance of soccer referees is widely accepted by international soccer
organizations and governing bodies, although there is little research summarizing and …

The aim of this study was to examine the effect of positioning on the correctness of decision
making of top-class referees and assistant referees during international games. Match …

Time-motion analyses and physiological measurements were performed to investigate the
physiological demands of football referees (n= 15) and assistant referees (n= 15) in …

In association football, two similar but arguably different refereeing roles are required, those
of the referee and assistant referee. Role specificity was investigated with a foul play …

The aim of this study was to examine the kinematic activity profiles, cardiovascular
responses and physical fitness of top-class football referees (n= 11) during the FIFA …

This study analyzed the influence of the coaches' encouragement on the mental and
physical load in soccer practices. The participants were 36 semiprofessional Spanish soccer …

The aim of this study was to quantify the acute impact of soccer match officiating on selected
physiological and physical performance measures. Twenty-four officials from the Spanish …

The aims of this study were to describe the internal and external match loads (ML) of
refereeing activity during official soccer matches and to investigate the relationship among …

The objective of the present study was to describe the total and fragmented external loads,
at different intensities, of soccer referees in European and South American competitions …

Aims The purpose of our research was primarily to investigate the physical fitness and
physiological characteristics of soccer referees according to their competitive status, level …