Heavy cannabis use 'damages gums'
BBC News - Feb 6, 2008 Even cannabis users who did not smoke tobacco developed gum disease. Overall, 29% of the sample showed some signs of gum disease. ...
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Cannabis smoking 'more harmful' than tobacco
New Scientist - Nov 11, 2002 Smoking pure marijuana is at least as harmful to lungs as smoking tobacco, a report from the British Lung Foundation concludes. And in some key ways, ...
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Cannabis 'could kill thousands'
BBC News - May 2, 2003 Studies are clouded by the fact that many cannabis users also smoke tobacco, and it is hard to conduct large-scale studies of individuals who admit using ...
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Cannabis smoke alters human DNA: Study
सिफी - सिफी - Jun 17, 2009 It is known that tobacco smoke contains 4000 chemicals of which 60 are classed as carcinogens.Cannabis in contrast has not been so well studied. ...
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Tobacco ban wafts into Amsterdam pot shops
USA Today - Jun 26, 2008 Foster, from North Kingstown, RI, who has lived here since 1996, predicts more people will take the cannabis home or outside to smoke it mixed with tobacco. ...
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