Why youth vape: understanding the reasons As National Sales of E Cigarettes Climb, Report Shows that State Restrictions on Flavored Products Are Critical to Protect Young People CDC Foundation CDC urges stricter state regulation as e cigarette sales surge 47% since 2019 Study: Youth e cigarette use declining, health officials stress more work needs to be done Vaping Percentages UW CTRI UWMadison Teenage E Cigarette Use Drops to a 10 Year Low The New York Times