Out of 27 population-level studies, 11 had a moderate risk of bias, nine had a serious risk of bias and seven had a critical risk of bias because of confounding evidence and bias in how the researchers reported the results
The study also found that cigarette filters mislead consumers about smoking harms, and that increased knowledge of what cigarette filters do was associated with increased support for banning filtered cigarettes
School-based National Youth Tobacco Surveys from 2011 to 2018 collected information from high school (grades 9-12) and middle school (grades 6-8) students, and data showed 20.8% usage of e-cigarettes by high school students and 4.9% by middle-school students, according to the CDC, the Food and Drug Administration and the National Cancer Institute analyzed the results
Asia Pacific is the fastest-growing region, supported by rising disposable incomes, urbanization, and growing preference for luxury lifestyle products in China, Japan, and South Korea