Today's US teens about three years behind '70s generation
September 19, 2017 by Kerry Sheridan
Teenagers in America today are about three years behind their counterparts from the 1970s when it comes to taking up sex, drinking alcohol and working for pay, researchers said Tuesday.
The findings in the journal Child Development were based on an analysis of seven large, nationally representative surveys of 8.3 million teenagers between 1976 and 2016.
https://medicalxpress.com/news/2017-09-teens-slowly-today-decades.html
