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*N = Negative Framing; B = Balanced Framing; P = Positive Framing; Time 1 = baseline; Time 2 = framing video; Time 3 = baseline 2/rest; Time 4 = stressor; Time 5 = stress response/recovery; TSST = Trier Social Stress Test; CO2 = carbon dioxide challenge. Figure illustrates the heart rate trajectories of experimental groups across the entirety of the experiment.
