An nameless reader quotes a record from Philly.com: Teens who vape e-cigarettes with upper nicotine ranges are more likely to start smoking conventional cigarettes soon after, new analysis displays. E-cigarettes are offered with nicotine ranges starting from 0 to greater than 25 milligrams of nicotine in keeping with milliliter (mg/mL). In this learn about, a high-nicotine software was once outlined as having ranges at or above 18 mg/mL. Leventhal’s crew tracked results for 181 grade-10 scholars from excessive faculties within the Los Angeles space. All of the teenagers stated that they had used e-cigarettes throughout the previous month, and so they equipped knowledge on nicotine ranges within the units they used. Six months later, those that used upper nicotine ranges of their e-cigarettes have been much more likely to record use of each e-cigarettes and common cigarettes throughout the previous month. These teenagers additionally reported vaping and/or smoking extra intensely. While 43 % of the scholars who’d used high-nicotine e-cigarettes stated they have been “frequent smokers” of conventional cigarettes six months later, that was once true for handiest 10 % of those that’d vaped the usage of lower-nicotine units, Leventhal’s staff discovered. And teenagers who vaped the usage of high-nicotine e-cigarettes smoked a median of 14 instances as many “regular” cigarettes in keeping with day six months later in comparison to people who’d attempted nicotine-free variations of the units, the findings confirmed. The learn about was once published in JAMA Pediatrics.