what if you only smoke one cigarette a day Busting 8 Common Myths About Smoking and Cancer can smoking one cigarette a

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On the other hand, people who don't already smoke aren't advised to take up using e-cigarettes, and other research suggests that taking up vaping as a teen actually increases your risk for using traditional cigarettes later

However it isnt clear if in this study someone who is a current light smoker might be considered a non-smoker, whereas someone who was previously a heavy smoker but quit a year ago is a former smoker the conflation of current smokers (however light, we know that even one cigarette can have an impact on risk of coronary heart disease (Hackshaw et al., 2018)) and never smokers is not clear

(2018, June 1)