Figure 1. Chronic caffeine intake attenuates high salt induced hypertension.

(a–c) The water, food intake and body weight analyses after high salt (control) or high salt plus caffeine (caffeine) intervention (n = 8). (d,e) Systolic blood pressure and diastolic blood pressure analyses in control or caffeine groups (n = 9). (f,g) 24 hr systolic and diastolic blood pressures in conscious Dahl-S rats on the 15^th day of caffeine intervention (n = 9). All data are presented as means ± SEM. *P < 0.05 compared with control.