CDC: U.S. Cigarettes Contain More Cancer-Causing Chemicals

June 8, 2010

USA Today

American cigarettes could pack a more toxic punch than foreign brands, say researchers at the U.S. Centers for Disease Control and Prevention.

In one of the first studies of its kind, researchers compared the levels of tobacco-specific nitrosamines — a main carcinogenic component of tobacco — in cigarette butts and in smokers from several countries... read more