Smoking does not cause cancer.
[Update 10-Deember-2007 @ 17:38, since this post went up 3 days ago, I have had a few search engine hits using the keyword smoking on this post. To dispel any possible confusion: the title is ironic . Smoking increases the risk and incidence of cancer. So do oral contraceptives. However, both also have positive side effects. Smoking appears to reduce the incidence of Alzheimer's. Researchers are currently looking into a nicotine like compound found in a marine creature as a possible treatment for Alzheimer's (why they don't look at tobacco, I don't know - probably because it would not be politically correct). Oral contraceptives reduce the incidence of certain rare forms of cancer, however, the sum of cancers prevented and cancers caused show an overall increase in the number of cancer cases.] I am still in an anti-spinning mood. Eleven years ago or so, the Ottawa Citizen ran a front page article on the pill. The headline (in the biggest font I ever recall seeing) was ...