Changes in muscle sympathetic nerve activity (MSNA), heart rate, and mean arterial pressure (MAP) during dynamic knee extensions at 40 W before (○) and after (●) 6 wk of 1-legged cycle training * Significantly different from baseline,P < 0.01. † Before and after significantly different at P < 0.01; § P < 0.06.
Original recordings of MSNA from 1 subject during baseline and third minute of dynamic knee extensions at 40 W before and after 6 wk of 1-legged cycle training. Nos. above recording segments are no. of sympathetic bursts per minute.