Caffeine produces neutral effects on extraverts' and introverts' performance of fundamental motor skills - Carolina Gomes A, Tosini L, Oliveira D, Lage G, Franchini E, Meira CJ.

Extraverts are active and talkative, while introverts are quiet and calm. This difference has been attributed to the cortical activation level (arousal), which is low in extraverts and high in introverts. Thus, to reach an optimal level of arousal, extrave...
Source: SafetyLit - Category: International Medicine & Public Health Tags: Alcohol and Other Drugs Source Type: news