id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ak-225		ak-225		11	.pdf	application/pdf	3127	153	51	Both current and vintage motorcycle racers showed an increase in lactacidemia, although descriptively vintage motorcycle racers showed higher lactate concentrations, both at rest and after the race. The method of measuring lactate concentration after sports car races has been used to compare the physiological responses between professional and amateur drivers, identifying direct relationships between competitiveness and the physical condition of the practitioner, which reinforces the need for specific training for that population (Bar- thel et al., 2020).	cache/ak-225.pdf	txt/ak-225.txt