statistics on smokeless tobacco Comparison between Smokers and Users in Their Past Attempts and Intentions to Quit: Analysis of Two Rounds of a National Survey smokeless tobacco and oral cancer

Interestingly, a comparatively lower percentage of persons not intending to quit perceived high/very high risk of frequent minor illnesses from cigarettes (37.6%, compared to 56.4% for those intending to quit cigarettes, and 73.2% of those who formerly smoked)

National Press Club Release 21 August New research suggests that it takes less exposure to tobacco to increase the risk of colorectal cancer among women than men

This is relative riskcomparing the incidence of cancer between two groups and looking at the difference

Effects on the Immune System Cigarette smoke contains thousands of toxic and carcinogenic substances that weaken immune defenses