The National Institutes of Health (NIH) has issued its annual Monitoring the Future report showing that teenage levels of nicotine vaping, which have been gradually increasing in young adults for the past four years, also continued their general upward trend in 2021.  To read the NIH announcement and summary of its Monitoring the Future report on teenage vaping and use of other substances, use the link below.
https://www.nih.gov/news-events/news-releases/marijuana-hallucinogen-use-among-young-adults-reached-all-time-high-2021