Why the study?
Does caffeine combined with mental and physical stressors alter cardiovascular and psychological responses in healthy males?
Population
48 healthy males
Comparison
Caffeine combined with mental arithmetic, cold… vs Placebo combined with the same stressors
Design
Other, double-blind
Authors
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Caffeine may amplify acute BP responses to stress; extends RCT evidence on sympathoexcitatory interactions in healthy males.
Does caffeine combined with mental and physical stressors alter cardiovascular and psychological responses in healthy males?
Caffeine combined with acute mental and physical stressors additively increases blood pressure and potentiates sympathetic and psychological stress responses in healthy males.
France et al. (1992) studied this question.
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