Table 1

 Averaged heart rate measurements across the three conditions in both the 45 min laboratory exercise and 45 min soccer match

Fluid intake (n = 11)Mouth rinse (n = 9)No fluid (n = 11)
Values are mean (SD).
Laboratory exercise136.2 (16.7)139.1 (18.4)138.3 (18.7)
Soccer match157.6 (10.2)159.2 (11.5)159.5 (10.2)