A new study finds gray matter differences in the teenage brain that may lead to early nicotine use and long-term addiction.

Nearly half of teens with obesity no longer had the disease after taking once-weekly semaglutide (Wegovy) as part of an overall weight loss program, researchers say.

A new study finds college students are much happier and less lonely, anxious, and depressed when they limit their time on social media.

Psychologists offer 10 recommendations to help train children on the safe and healthy use of social media

MRI scans show structural changes in the brains of adolescents who spend greater amounts of time on cell phones, video games. TVs and other screens. Researchers say these changes were associated with increased depression and anxiety.

A new study finds teens and young adults who vape experience more symptoms of anxiety and depression.

Teenagers and young adults who cut their social media use by 50% felt much better about their appearance and weight, researchers say.

Teens who feel loved and are optimistic about their lives are more likely to have optimal heart health in their 20s and 30s.