Population
Individuals (including twins) participating in psychophysiology experiments
Comparison
Mental arithmetic and video game stressors vs Isotonic exercise data (for metabolic relevance)
Design
Review
Authors
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May refine cardiovascular risk models incorporating mental stress; leaves open whether reactivity modification alters outcomes.
Heart rate reactivity to mental stress exceeds metabolic demand and has a substantial genetic component.
J. Rick Turner (1989) studied this question.