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* JNCI J Natl Cancer Inst * Volume 101, Number 22 * Pp. 1532-1534
Jump to full article: Journal of the National Cancer Institute, 2009-11-17
Author: Rabiya S. Tuma
Intro: Researchers were caught off guard in 1989, when the Surgeon General's report showed that the risk of lung cancer among smokers had increased substantially between the 1960s and the 1980s. Tobacco companies had been changing the design of cigarettes since the 1950s, first by adding a filter and then by reducing tar and nicotine, and the assumption had been that the changes would make cigarettes safer. The Surgeon General's report, which was based on a comparison of two very large cohorts, suggested just the opposite: Far from making the cigarettes safer, the design changes might have made them even more dangerous.
A debate over the consequences of the cigarette changes has continued . . . [Full Text of this Article]
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