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Marlboro continues to lead the US cigarette market by a wide margin, holding approximately 40.5% of total category share and close to 59.4% of the premium segment as of 2025

Mortality in low- and middle-income countries, especially for women, will therefore continue to rise in the foreseeable future, even if efforts to reduce smoking are successful [ 11 ]

13.8% of middle and high school students used flavored e-cigarettes in the past 30 days

"People who have decades of exposure to these carcinogens from vaping may be at risk for developing malignancies, especially bladder cancer." There were several limitations to the study, including that researchers did not know the levels of all of the cancer-causing substances in the urine of users from the studies