Looking to cut back on the calories in your cocktail by mixing, say, diet soda and rum? Well, get ready for the buzz.

According to the results of a new study, this combination will leave you drunker than if you'd mixed the liquor with a sugary, caloric mixer.

"Alcohol, consumed with a diet mixer, results in higher (BrAC) Breath Alcohol Concentrations as compared to the same amount of alcohol consumed with a sugar-sweetened mixer," says Cecile Marczinski, a cognitive psychologist who authored the new study.

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