@CNN: While a cup of joe or shot of espresso can help to perk you up, it’s not going to help sober you up, experts say. In fact, in some situations, the combination of caffeine and alcohol could be potentially harmful. https://t.co/oYAigmMYqb https://t.co/HslcE9L3Iw

@CNN: While a cup of joe or shot of espresso can help to perk you up, it’s not going to help sober you up, experts say. In fact, in some situations, the combination of caffeine and alcohol could be potentially harmful. https://t.co/oYAigmMYqb https://t.co/HslcE9L3Iw