The association of caffeine consumption with positive affect but not with negative affect changes across the day
Descripción general
Resumen del artículo
This experience sampling methodology (ESM) study in young adults found that caffeinated beverages are linked to increased positive affect, especially shortly after waking and when tired, with weaker effects when around others. The study investigated the role of caffeine sensitivity, time of day, individual differences, and contextual factors, finding inconsistent results for negative affect.
Explícamelo como si tuviera cinco años
Drinking caffeinated drinks makes young people feel better, especially in the morning and when they are tired. However, these effects are weaker when with others.
Posibles conflictos de intereses
None identified
Limitaciones identificadas
Explicación de la calificación
This is a well-designed ESM study examining caffeine's impact on affect in everyday life, addressing relevant moderators. Though limited by its young adult sample and observational design, the findings regarding tiredness and social context moderation are valuable. Key limitations are addressed, suggesting avenues for future research.
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