It's a public health problem that spans the globe.
It kills close to 6 million people a year.
Teenagers are at risk.
It's not the latest epidemic or chronic disease.
It's the cigarette.
A new report from the Centers for Disease Control looks at rates of smoking among 13- to 15-year-olds (most smokers start in adolescence) and how they feel about it, with a nod to the kinds of measures that work to cut rates of teen smoking.