THE FACTS Too much alcohol of any kind can cause sickness and regret the morning after. But it’s often said that some kinds of drinks are worse than others.
Experts say that the type of alcohol you drink does make a difference, but for various reasons. Among the most important is the amount of congeners (pronounced CON-juh-nurz) — complex organic molecules, like methanol — in a particular drink. Impurities in poorly refined spirits like cheap vodka can also play a role, but congeners, which are common in darker liquors, seem to have the greatest effect.
According to one report in The British Medical Journal, which looked at the effects of different types of alcohol, the drink that produced the most hangover symptoms was brandy, followed by red wine, rum, whiskey, white wine, gin and vodka.
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