The evidence is clear that bans on flavored vapes produce unintended consequences, including increased cigarette use among adults and teens who might have otherwise switched to less harmful alternatives, Cato's Dr. Jeffrey Poll: NY officials not enforcing ban on flavored vapes Federal flavor ban goes into effect Thursday, but many flavored vape products will still be available California Flavored Vape Ban 2025: What You Need to Know and How to Pr New York sues vape distributors over fruit and candy e cigarette flavors PBS News