Combining the caffeine jolt of energy drinks with the intoxicating effects of alcohol is riskier than drinking alcohol alone, a new study suggests.
Adding to growing research on the effects of trendy cocktails such as vodka and the energy drink Red Bull, scientists from Northern Kentucky University split 56 college students between the ages of 21 and 33 into four groups. The students received either an alcoholic beverage, an energy drink, a mixed drink with both ingredients, or a placebo.
All drinks were made to look and taste like alcoholic energy drinks, so participants did not know which they were consuming. Researchers measured how quickly the students could execute and suppress actions after the dose and asked them to rate feelings such as stimulation, sedation, impairment and levels of intoxication.
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