Ran Barzilay, a psychiatrist and researcher at Children's Hospital of Philadelphia, won't be letting his 9-year-old son get a smartphone before age 13.

Having a smartphone may be harmful for children younger than 12, according to a new study. The study published Monday in the peer-reviewed journal Pediatrics found that owning a smartphone during ...

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 ...

The earlier the age a child received a smartphone the greater the health risk. Children who have smartphones by age 12 are at higher risk of lack of sleep, obesity and depression, according to a new ...

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 ...

It’s the age-old debate — at what age should kids get a cellphone? The downsides of too much screen time are well-documented, with increased anxiety, eye strain and poor attention span among the chief ...