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YouTubeDocUnlock
Why Give Up Smoking?
You've heard that cigarettes are bad for your health, but do you know why? Why should you quit smoking? We follow the process of smoking all the way from lighting a cigarette, to the effect of nicotine on the brain. Main points: 1. The tobacco used in cigarettes contain over 7000 chemicals - at least 250 of these are known to be harmful to ...
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