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This may be linked to an increase in the thickness of the brains cortex the outer layer of the brain which plays a critical role in information processing and memory

Persistent activation of an innate immune response translates respiratory viral infection into chronic lung disease

Nicotine is a cardiovascular stimulant, and can potentially worsen heart disease in people who already have severe conditions

CO, which is associated with combustion of organic material, was below the limit of detection ( 99%

Cigarette smoking carries a much higher probability of heart attack and stroke than e-cigarettes, but that doesnt mean that vaping is safe, Vindhyal said, adding that some e-cigarettes contain nicotine and release very similar toxic compounds to tobacco smoking

Cigarette smoke has been reported to induce inflammatory cell infiltration, especially of neutrophils, as well as cell division and mucus hypersecretion (Mizutani et al., 2009