It depends how much: Smoking is bad for you in any amount but its efeects are related to how many cigarettes and for how many years consumed.It causes copd, cadiovascular diseases, cancers of lung and mouth, perpheral vascular disease, impotence and erectile dysfunction, fetal abnormailities, bad teeth&breath alcohol in moderation may be beneficial for heart, but if abused can cause liver cirrhosis/failure and cardiomyopathy.
Answered 9/28/2016
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