not considered that: marijuana smokers smoke the bud, not the leaf of the plant, which only contains 33% as much tar as tobacco; marijuana smokers do not smoke anywhere near as much as tobacco smokers; not one case of lung cancer has ever been linked to marijuana use; and cannabis, unlike tobacco does not cause any narrowing of the small air passageways in the lungs. In fact, it has been proven that marijuana actually dilates the air passages in the lungs, not constricts them. This is the reason many asthma sufferers turn to cannabis, to give them relief from attacks. "Doctors have postulated that marijuana may, in this respect, be more effective than all of the
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