Expectation of having consumed caffeine can improve performance and mood

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Dawkins, Lynne; Shahzad, Fatima-Zahra; Ahmed, Suada S.; Edmonds, Caroline J.;

We explored whether caffeine, and expectation of having consumed caffeine, affects attention, reward responsivity and mood using double-blinded methodology. 88 participants were randomly allocated to ‘drink-type’ (caffeinated/decaffeinated coffee) and ‘expectancy’ (told... View more
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