Smoking damages the body in minutes rather than years, according to research in the US.The report, published in Chemical Research in Toxicology, shows that chemicals which cause cancer form rapidly after smoking.Scientists involved in the small-scale study described the results as a stark warning to people considering smoking.Anti-smoking charity Ash described the research as "chilling" and as a warning that it is never too early to quit.
http://www.bbc.co.uk/news/health-12193602
Note: 16 January 2011 Last updated at 00:07 GMT