
By ABBY GOODNOUGH from NYT Health https://ift.tt/2TJ4izV

Less than one in 10 recommendations are based on results from multiple randomized controlled trials (considered the "gold standard"), and that percentage has actually dropped in the past decade, the researchers reported.
Newly released numbers from the 2018 National Youth Tobacco Survey show more than 3.6 million teens used e-cigarettes in 2018. Those numbers include a 78% increase from 2017 in use among high schoolers and a 48% increase among middle schoolers.