Ask your doctor: At 18 y/o you should really consider not taking it up again. Smoking is a leading factor in heart attacks and the number one factor in lung cancers and copd. Being a cardiothoracic surgeon i unfortunately see the end stages of these diseases. Take this opportunity to stop. Breathing through a hole in your neck in a wheelchair with one leg on dialysis and in heart failure isn't fun or cool.
Answered 12/21/2012
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