<ul><li>Spending too much time on screens can lead to poor sleep and increased depression in teenagers, especially girls.</li><li>Teens who had more screen time had shorter and lower quality sleep, which affected their natural body clock and increased the risk of depression.</li><li>Sleep issues explained a significant portion of the connection between screen time and depression in girls, suggesting that improving sleep habits could lower depression risk.</li><li>Reducing screen time and promoting healthy sleep routines are important for supporting the mental health of teenagers.</li></ul>

Too much screen time may harm teen girls’ sleep and mental health, study finds

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