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Just One Cigarette a Day Increases the Risk of Heart Disease and Stroke!
Friday, February 2, 2018
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Source
Source Name: BMJ
Source URL: http://www.bmj.com/content/360/bmj.j5855
This review included 55 publications covering 141 cohort studies. The authors found that the relative risk of stroke associated with smoking just one cigarette a day was 1.25 to 1.31, and for coronary artery disease it was 1.48 to 1.57. There is no safe level of smoking.