If the study period starts later, students will get more sleep and their academic results will increase.
The researchers analyzed test scores of 10 million American high school students in 13, from 2001 to 2014, through different climatic and weather conditions in the United States.
This is the result of research on smartphone relationships with the results of modern students.
UK scientists have just had a controversial finding that genes affect the examination results of much older children in the quality of the school or parenting and teaching efforts.