Figure 3. Left ventricular response to incremental isoproterenol infusion pre- and post-exercise.

Inotropic (A), lusitropic (B) and chronotropic/loading (C) response to isoproterenol pre- (continuous line) and post-exercise (dashed line). Data are means ±s.d., see Table 1 for abbreviations. Different from pre-exercise *P < 0.05, **P < 0.01.