Peripheral circulatory response to MA during EXE (●) and CON (○) trials. MA increased in MBV in MCA and decreased in VCI in MCA and SMA. MBV in SMA did not change significantly. *Difference from pre-task in EXE. †Difference from pre-task in CON. #Difference between EXE and CON trials (P < 0.05). (#)Difference between EXE and CON trials (P = 0.09).