Physical demands of National Collegiate Athletic Association Division I football players during preseason training in the heat - DeMartini, J. K.; Martschinske, J. L.; Casa, D. J.; Lopez, R. M.; Ganio, M. S.; Walz, S. M.; Coris, E. E. (The Journal of Strength and Conditioning Research, 2011)
Keywords: temperature; weather; environment; sports game; soccer; American football; training; sport physiology; heart rate; USA; sport games; biological and medical sciences