What can a tipsy howler monkey tell science about humanity's fondness for— and problems with—alcohol? Possibly quite a lot. And that would be a good thing, considering how widespread our problems with alcohol are. In the United States alone, 14 million people are alcoholics, and several millions more are at risk. Although patterns vary from culture to culture, alcoholism is common across the globe, particularly among indigenous groups undergoing modernization, and it comes with tragic consequences: Even in the United States, abuse of alcohol is the third leading cause of preventable death.
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