“…The extent of this recruitment will be determined by a host of factors including, but not exclusively, the biological state of the athlete at the start of exercise (Hettinga et al, 2011) including the emotional state (Renfree et al, 2011), the extent of mental fatigue (Marcora et al, 2009), or sleep deprivation (Martin, 1981), the state of recovery from a previous exercise bout (Eston et al, 2007), the level of motivation and prior experience (Corbett et al, 2009; Foster et al, 2009; Mauger et al, 2009; Swart et al, 2009a; Micklewright et al, 2010), the degree of self-belief (Micklewright et al, 2010) including superstitious beliefs (Damisch et al, 2010). Factor specific to the event that alter performance include monetary reward (Cabanac, 1986), prior knowledge of the exercise end-point (Ansley et al, 2004a,b; Wittekind et al, 2011), and the presence of competitors (Wilmore, 1968) especially if they are of similar ability (Corbett et al, 2012).…”