Now 20 years old, one woman alleges her early use of social media led to addiction and worsened her depression and suicidal ...

The Meta CEO defended his company's efforts to keep kids under 13 off of Instagram, but noted that there are "people who lie" about their ages.

The case is seen as a test of social media's legal responsibility for platform design features that plaintiffs' lawyers say exacerbated mental health issues in young people.

Facebook, Instagram and other social media sites are under growing scrutiny over the alleged harms they can cause children.

Mark Zuckerberg took the stand Wednesday in a high-profile jury trial over social media addiction. In an appearance that was described by NBC News as "combative," the Facebook founder reportedly said ...