Sources:

1. 1️⃣ Centers for Disease Control and Prevention (CDC) – "Daily Screen Time Among Teenagers" (2023)
2. A report indicating that approximately 1 in 4 teenagers (ages 12–17) who engage in 4+ hours of daily screen time experience symptoms of anxiety (27.1%) or depression (25.9%).
4. 2️⃣ Harvard Medical School – "Screen Time and the Brain" (2019)
5. Research from Harvard suggests that excessive screen time provides "impoverished" stimulation compared to real-life experiences, potentially hindering the development of cognitive and social skills in children.
7. 3️⃣ University of California, San Francisco (UCSF) – "For Preteens, More Screen Time Is Tied to Depression, Anxiety Later" (2024)
8. A study by UCSF found that increased screen time in preteens is directly linked to a higher risk of developing depression and anxiety in later years.
10. 4️⃣ JAMA Network Open – "Associations Between Screen Time and Lower Psychological Well-being Among Children and Adolescents" (2018)
11. This study found that higher amounts of screen time are associated with lower psychological well-being, including less curiosity, lower self-control, and increased distractibility among children and adolescents.
13. 5️⃣ Yale School of Medicine – "Study Probes Connection Between Excessive Screen Media Activity and Mental Health Problems in Youth" (2023)
14. Yale researchers are investigating the strong correlation between excessive screen time and mental health issues in young people, emphasizing the need for immediate action.
16. 6️⃣ Cincinnati Children's Hospital – "Screen Usage Linked to Differences in Brain Structure in Young Children" (2022)
17. A study led by experts at Cincinnati Children's reports that high screen time exposure can negatively impact brain growth and development at a much earlier age than previously thought.
19. 7️⃣ New York Post – "Smartphone Use Leads to Hallucinations, Detachment from Reality, and Aggression in Teens as Young as 13: Study" (2025)
20. Recent research shows that smartphone use is drastically affecting teenagers' mental health, leading to increased aggression, detachment from reality, and even hallucinations.

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