The T21 law applies to sales of tobacco products including cigarettes, smokeless tobacco, hookah/waterpipe tobacco, cigars, pipe tobacco, liquid nicotine, electronic nicotine delivery systems including e-cigarettes and e-liquids to anyone under 21 years of age
This can cause those who do succumb to nicotine to become very self-critical after they slip up
Instead of winding down, the brain continues receiving signals that encourage wakefulness
Jonathan Havens, a former FDA lawyer who worked with the agency's then newly-established Center for Tobacco Products, says the First Amendment is the primary obstacle separating the US from other countries
A tobacco product may not serve as a predicate product if it has been removed from the market or has been determined to be adulterated or misbranded