e-cigarette regulations by country Vaping Laws (2026): Where Vaping Is Banned, Restricted, or Legal – Kai's Virgin Vapor Countries where vaping is legal:

"Decades of science have shown that keeping tobacco products away from youth is critical to reducing the number of people who ultimately become addicted to these products and suffer from tobacco-related disease and death." Ninety-five percent of adult smokers smoked their first cigarette before the age of 21, according to the FDA, which said it "continues to robustly enforce" the federal minimum age for tobaccos sales, conducting more than 1.5 million compliance checks of retailers to aid in preventing future smokers

This suggests that, although completely stopping smoking has the best outcome, reducing the amount you smoke can also help

His Majesty responded in due course that pressing affairs of state would, lamentably, preclude his personal appearance

See the problem

J Toxicol Sci