Young Vapers and Smokers Performed Similarly in New Study InsideHook Changes in vaping trends since the announcement of an impending ban on disposable vapes: A population study in Great Britain Jackson 2025 Addiction Wiley Online Library Turns out the disposable nicotine delivery systems are, as suspected, worse than the real thing, according to a new study from researchers at UC Davis. A new study from UC Davis found that disposable vapes have much higher concentrations of heavy metals like lead and nickel than traditional cigarettes. CBS Evening News Facebook