Hand-rolled cigarettes more carcinogenic: study
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Smokers of hand-rolled cigarettes tend to consume less tobacco, but face a greater risk of developing lung cancer than those who smoke manufactured cigarettes, a study on Norwegian lung cancer patients has found.
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Smoking, already linked to several   illnesses, may also increase the risk of infection with HIV,   the virus that causes AIDS, researchers said on Thursday.
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Deaths from smoking continue to rise around the world, and a mutation in a gene linked to nicotine metabolism may be a cause of nicotine addiction, according to two new
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A study finds that secondhand smoke increases the levels of a carcinogen in waitstaff and bartenders at a surprisingly fast rate
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Just one puff of a cigarette could damage a smoker's DNA, the first step to cancer and heart disease, researchers said on Friday.
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Smoking increases the risk of psoriasis and makes the condition worse in those who have it, a study suggests.
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High levels of secondhand smoke on the job can double nonsmokers' risk of developing lung cancer, and those who inhale it at work long-term face a 50 percent higher risk, researchers said on Wednesday.
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Tobacco-related diseases including cancers and heart disease will kill 6.4 million people a year by 2015, 50 percent more than AIDS, a study said on Tuesday.
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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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Science & environment: Cannabis smokers are exposed to more toxic chemicals in each puff than those who smoke only tobacco, scientists have found
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People whose genes make them more susceptible to developing rheumatoid arthritis are even more likely to get the disease if they smoke, say Swedish researchers.
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The level of cancer-causing particles in the air is much higher in smoky bars and casinos than on truck-filled highways and city streets, according to the first study comparing indoor air quality before and after a smoking ban.
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FRIDAY, Jan. 14 (HealthDayNews) -- Tobacco companies were working as recently as three years ago to contradict research that strengthened the scientific link between smoking and cancer, a new report based on industry documents claims.
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FRIDAY, Jan. 28 (HealthDayNews) -- Here's one more study that shows smoking is bad not only for the health of people who light up but also for those around them -- specifically, for children who breathe in their parents' secondhand smoke.
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Pictorial health warning on cigarette packets are more likely to encourage smokers to quit, a study says.
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CHENNAI, India  - A study from India shows that use of smokeless tobacco in the form of chewing tobacco or snuff is associated with an increased risk of developing cancer in the "hypopharynx" -- the area at the back of the throat immediately above the larynx, or voicebox.
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Long-term use increases the risk of developing tumors, new research indicates.