Land et al 2014 which screened all their subjects, ie controlling for screening incidence, showed no link between drinking and breast cancer diagnosis indeed drinking was associated with slightly less risk of diagnosis (of both breast and colon cancer)
The percentage of current smokers who want to quit is similarly high (around 2 in 3 current smokers report wanting to quit)
Jemal A, Thun MJ, Ries LA, Howe HL, Weir HK, Center MM, Ward E, Wu XC, Eheman C, Anderson R, et al: Annual report to the nation on the status of cancer, 1975-2005, featuring trends in lung cancer, tobacco use, and tobacco control
But while traditional cigarette smoking has declined, patterns of dual (that is, use of two or more tobacco products in 30 days) and poly tobacco use (or the use of three or more tobacco products in 30 days) have emerged
To bad this shit was awful as fuck