The second section assessed smoking-related behaviors, including smoking frequency

The rule will ban sales of e-cigarettes and other tobacco products to minors, among other big changes The rule, which took more than two years to finalize, will: Ban e-cigarette, hookah, pipe tobacco, and cigar sales either in person or online to minors (some states have already done this) Require age verification by photo ID for purchase of these products Require manufacturers of products that hit the market after February 15, 2007, to register with the FDA and submit their products for FDA approval disclosing ingredients, safety and emissions data, and manufacturing processes within 12 to 24 months depending on the regulatory pathway followed Require companies to put health warning labels on e-cigarettes and other tobacco products, including warnings of the possibility of addiction and the health effects of nicotine Prohibit selling of covered tobacco products in vending machines (unless in an adult-only facility) Ban free samples of e-cigarettes and other tobacco products These new regulations will take effect in 90 days

This information should not be used as a substitute for professional medical advice, diagnosis, or treatment.
I know the science says vaping is less harmful, however there are still a lot of unknowns, especially related to heavy metals, microplastics, and the long term effects