You are at a party and drinking what you believed was “nonalcoholic” beer when someone says, “Careful, don’t get too tipsy!” You can easily brush that off as a joke. But it does make you wonder: does ...

Drunkometers and other gizmos favored by highway police say that a man is drunk if his breath or blood shows a certain concentration of alcohol. But some men and women get reeling drunk on a couple of ...