Clinical Study

Effects of Nitrate Supplementation on Cardiovascular and Autonomic Reactivity in African-American Females

Table 2

Cardiovascular hemodynamic responses at baseline and during submaximal exercise with nitrate-rich beetroot juice compared to control ( ).

VariableBeetroot juiceControl

Heart rate (b·min−1)
CO (L·min−1)
TPR (dyne·sec·cm−5)

40% VO2peak
Heart rate (b·min−1)
CO (L·min−1)
TPR (dyne·sec·cm−5)

80% VO2peak
Heart rate (b·min−1)
CO
TPR (dyne·sec·cm−5)

Values are means ± standard errors.
Significant difference between beetroot juice and control treatment at , CO: cardiac output; TPR: total peripheral resistance.