As mentioned in the introduction, smokers in China have increasingly switched to smoking premium brands (since implementation of the Premiumization Strategy in 2009) and slim cigarettes (since the promotion of slim cigarettes as harm reduction products with the 201415 STMA documents)
A properly folded filter keeps ash from pulling through, gives structure to your roll, and preserves airflow from the first pull to the last
During bacterial or virus infection of the respiratory tract, natural killer cells (NK cells) and DCs of lung tissue secrete IL-13 to activate the signal transducer and activator of transcription (STAT) 6 pathway, which leads to goblet cell hyperplasia, smooth muscle hyper-responsiveness, and airway remodeling (Horvat et al., 2010
By Alan Blum, MD This pictorial features six images from the new online exhibition, Covering Cancer? created by The Center for the Study of Tobacco and Society