The importance of rest during the exam, the effect of good sleep on students’ achievement in school, a side portrait of a Saudi Arabian Gulf high school student wearing a colorful abaya taking a nap at the study table, fatigue and stress while studying, black background
![The importance of rest during the exam, the effect of good sleep on students’ achievement in school, a side portrait of a Saudi Arabian Gulf high school student wearing a colorful abaya taking a nap at the study table, fatigue and stress while studying, black background](https://cdn.arabsstock.com/uploads/images/110413/image-110413-effect-lack-sleep-students-concentration-academic-perform-thumbnail.webp)