Cannabis stronger, but users smoke less
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Â· Skunk now accounts for 70% of market, study findsÂ· Experts consider regrading drug's legal status
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Women who smoke may be able to  reduce their lung cancer risk with exercise, a new study shows.  But the investigators caution that any relative benefit is  dwarfed by the benefits gained from kicking the habit.
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NEW YORK  - Smokers with knee arthritis suffer quicker joint deterioration than non-smokers with the condition, a new study suggests.
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Many teen drivers believe it's less dangerous to drive after smoking marijuana than after drinking alcohol, a perception the government wants to change.
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NEW YORK  - People who simultaneously attempt to stop smoking, reduce their sodium intake and increase exercise may be more successful than those who try to change these lifestyle factors one at a time, Texas-based researchers report.
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Teenagers who smoke are five times more likely to drink and 13 times more likely to use marijuana than those who are not smokers, according to a report issued on Tuesday.
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Science & environment: Â· Study finds less disease among light drinkers Â· Alcohol and an active lifestyle beats teetotalism
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Researchers from the Universities of Aberdeen and Edinburgh looked at how the cognitive abilities of smokers and non-smokers changed over time.
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There is more evidence to back up a  long-standing theory that smokers are less likely to develop  Parkinson&#39;s disease than people who do not use tobacco  products, researchers reported on Monday.
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While more smokers are butting out, a new study finds many are lighting up again after a few years. Statistics Canada says the proportion of daily smokers who quit has risen steadily since the mid-1990&#39;s.
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Fans of hip hop music are likely to have   had more sexual partners in the last five years while many of   those who prefer classical strains will have tried cannabis,   according to a study released on Thursday.
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Marijuana use in Canada doubled over the last decade, according to the newly released Canadian Addiction Survey. It found that 14 percent of respondents used marijuana in the last year, compared to 7.4 percent in 1994, the Canadian Press reported.
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Two in five 15-year-olds has in the UK has tried cannabis, which is more than anywhere else in Europe, figures show. About one in 10 of this age group have smoked pot at least 40 times in the last year, says
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Swiss teenagers smoke more cannabis than their peers in every other European country, a survey said Thursday, casting a pall over the country's prim and wholesome image.
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Many teenage drivers say they believe that it is less dangerous to drive after smoking marijuana than after drinking alcohol, a perception the government wants to change.
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The chemical in cannabis that produces a high may help to combat cancer, research suggests.
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WASHINGTON -- The use of marijuana and other illicit drugs declined slightly among teenagers in 2004, but dangerous inhalants and the highly addictive prescription painkiller Oxycontin are becoming more popular, a new national drug survey says.