Introduction
Introduction
Mark Twain is said to have quipped that quitting smoking was easy—he'd done it dozens of times. Little wonder: Nicotine is an addictive drug, and some say quitting tobacco is harder than quitting heroin. So millions of people keep lighting up. But as dangerous as smoking is known to be, and as antisocial as it has become, who would start smoking in the first place these days? The answer is teenagers—for the most part, certain, identifiable teenagers—and the reasons they start are intertwined with all the growing pains of adolescence.