The introduction of the six-again rule has increased acceleration intensity across all positions in the National Rugby League competition - Delves, R. I. M.; Thornton, H. R.; Hodges, J.; Cupples, B.; Ball, K.; Aughey, R.; Duthie, G. M. (Science and Medicine in Football, 2023)
Keywords: rugby; acceleration; playing position (sport games); movement; velocity; tracking; load intensity; Great Britain; sport games