Medical X-Press – Dennis Thompson
A large review of the scientific evidence on the topic concluded that media time overall is not associated with the academic performance of children or teens. But the more time kids spend watching TV or playing video games, the more likely their grades will suffer, the international team of scientists led by Mireia Adelantado-Renau, from the University Jaume I in Castellon, Spain, found.
https://medicalxpress.com/news/2019-09-screen-wont-kid-gradesmaybe.html