Screen time, BMI, and mental health may be linked to sleep quality in Chinese adolescents (opens in new tab)

A teen's mental health, as well as their body mass index (BMI) and screen time, is significantly associated with sleep quality, according to a new paper published in PLOS One by Jianying Li of Shanxi University in China and colleagues. The study also found that girls and adolescents living in more rural areas tend to have lower sleep quality.