https://www.sciencedaily.com/releases/2022/09/220921093012.htm

Examining data from 536,291 adolescents between 1991-2019, a team of researchers suggest that while the reasons for this phenomenon are not entirely clear they appear to correlate to a number of other social factors. These include increased parental monitoring and decreased partying and dating notable among them.

According to lead author, Noah Kreski, MPH, in the Department of Epidemiology at Columbia Mailman School, a number of demographic factors seem to correlate to increased substance abuse even today.