By Peter Singer
PRINCETON – US President Barack Obama’s doctor confirmed last month that the president no longer smokes. At the urging of his wife, Michelle Obama, the president first resolved to stop smoking in 2006, and has used nicotine replacement therapy to help him. If it took Obama, a man strong-willed enough to aspire to and achieve the US presidency, five years to kick the habit, it is not surprising that hundreds of millions of smokers find themselves unable to quit.
Although smoking has fallen sharply in the US, from about 40% of the population in 1970 to only 20% today, the proportion of smokers stopped dropping around 2004. There are still 46 million American adult smokers, and smoking kills about 443,000 Americans each year. Worldwide, the number of cigarettes sold – six trillion a year, enough to reach the sun and back – is at an all-time high. Six million people die each year from smoking – more than from AIDS, malaria, and traffic accidents combined. Of the 1.3 billion Chinese, more than one in ten will die from smoking.
Earlier this month, the US Food and Drug Administration announced that it would spend $600 million over five years to educate the public about the dangers of tobacco use. But Robert Proctor, a historian of