It may still allow airflow, but filtration can drop
Regardless if youre here to learn, refine your smoking technique, or simply understand the cigar culture better, were glad to have you with us
10.1001/jama.2013.284692 Acknowledgments We thank the BRFSS coordinators for their assistance in providing the data
Some harmful chemicals are too small, too common in smoke, or move through the filter too quickly to be trapped well
In addition, data pre-processing was done to detect the brands that have been present on the market in the three sub-periods 20052021, 20052010 and 20112021
"To our knowledge," the authors say, "this is the first study to examine both active and passive smoking in relation to lung cancer incidence in a complete prospective cohort of US women." The prospective design avoids a weakness of studies that start with lung cancer cases and "match" them to controls