Final answer:
High screen media exposure in youth is linked to attention difficulties, with related concerns of poor exam performance and declines in academic achievement. Prolonged screen time can also contribute to health issues like obesity and may increase exposure to media violence, which is correlated with aggressive behavior.
Step-by-step explanation:
Researchers have found that a high level of screen media exposure in youth is linked to a greater incidence of attention difficulties. Studies have consistently shown that excessive screen time, such as watching too much television, is associated with negative outcomes like poor exam performance and a decrease in the quality of social relationships. Furthermore, there's evidence suggesting that students who watch more television tend to perform more poorly on their exams.
It's also important to understand that screen media exposure can have broader implications for a student's health and social well-being. For instance, sedentary lifestyles encouraged by prolonged screen time can contribute to obesity and noninfectious diseases, and excessive engagement with social media can lead to cyberbullying and other antisocial behaviors.
To mitigate these issues, including potential declines in academic achievement, it's suggested that students should minimize screen usage during study times and foster healthier life choices such as regular physical activity and healthy eating. Additionally, limiting exposure to violent media content can help prevent desensitization to aggression and potentially reduce aggressive thoughts and behaviors in children and adolescents.