Cigarettes could slash blood-alcohol levels, making smokers drink more. A new study helps to explain why smokers tend to have boozier nights out than non-smokers. The work, done in rats, shows that a heavy dose of nicotine can cut blood-alcohol levels in half. If cigarettes similarly lower intoxication in people, it could mean that smokers need to drink more than non-smokers to get the same buzz... To mimic more closely the effect in human drinkers, (Texas A&M researcher Wei-Jung) Chen and his colleagues studied the effects of binge drinking in adult rats. They injected rats' stomachs with a dose of...