ADHD是一种常见的神经发育障碍，全球约5.9%的青少年受其影响，主要表现为注意力不集中、多动和冲动。目前临床主要依据行为症状将ADHD分为三种亚型，但该分类方法难以指导精准用药及揭示疾病的生物学机制。

Excessive screen time in childhood is associated with changes in the brain, particularly in regions involved in attention and ...

An analysis of the Adolescent Brain Cognitive Development (ABCD) study data found that children 9–10 years of age who spent more time using screens tended to have slightly more severe ADHD symptoms.

A large USA study finds social media use is linked to increasing inattention symptoms in school-aged children over 4 years.

Over four years in a large US cohort, greater social media use was associated with small but consistent increases in ...