| 21. | A double dose of passive smoke . . . approximately doubled the risk of erectile dysfunction.
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| 22. | Even passive smoke from cigars and pipes can be harmful to others, according to health researchers.
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| 23. | But the usually cautious WHO retorted with a statement titled " Passive smoking does cause cancer.
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| 24. | The role of passive smoking is increasingly being recognized as a risk factor for lung cancer,
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| 25. | Professor Richard Peto, a committee member, said smoking was a much greater risk than passive smoking.
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| 26. | Passive smoking and / or smoking before the pregnancy influences the probability of a preterm birth.
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| 27. | Other cancer deaths resulted mainly from chemicals, radiation, dust, passive smoking and diesel exhaust, it said.
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| 28. | This editor has been edit-warring on passive smoking.
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| 29. | Even passive smoking appears to increase the risk.
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| 30. | Due to passive smoking, even children were affected.
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