Stress was especially evident among high school students.
Students that reported stress from homework were more likely to be deprived of sleep.
But, in the 1950s, with increasing pressure on the United States to stay ahead in the Cold War, homework made a resurgence, and children were encouraged to keep up with their Russian counterparts.
By the end of the Cold War in the early 1990s, the consensus in American education was overwhelmingly in favor of issuing homework to students of all grade levels.
In a sample taken of students between the ages of 6 and 9 years, it was shown that students spend more than 2 hours a week on homework, as opposed to 44 minutes in 1981.
Historically, homework was frowned upon in American culture.
Homework also creates stress for students and their parents and reduces the amount of time that students could spend outdoors, exercising, playing, working, sleeping, or in other activities.
to prepare them for upcoming (or complex or difficult) lessons, to extend what they know by having them apply it to new situations, or to integrate their abilities by applying different skills to a single task.
The students slept an average of 6 hours 48 minutes, lower than the recommendations prescribed by various health agencies.
A study done at the University of Michigan in 2007 concluded that the amount of homework given is increasing.