Add Yahoo as a preferred source to see more of our stories on Google. Having a smartphone may be harmful for children younger than 12, according to a new study. The study published Monday in the ...

In early adolescence, smartphone ownership is associated with depression, obesity, and insufficient sleep, according to a study published online Dec. 1 in Pediatrics. Ran Barzilay, M.D., Ph.D., from ...

A longitudinal analysis of nearly 3,500 U.S. adolescents finds that acquiring a first smartphone around age 12 triggers ...

Researchers found higher rates of depression, poor sleep and obesity among tweens who had early access to a cellphone. By Catherine Pearson What is the “right” age to get your child a smartphone? It’s ...

What is the “right” age to get your child a smartphone? It’s a question that vexes many parents — torn between their pleading tweens and researchers who warn about the potential harms of constant ...