Head teachers in England are more likely to face problems with pupils bullying online and misusing social media than in any other developed country, an international study says.
One in seven students say they have been raped or subjected to an attempted rape.
Young people are growing up with a "warped view of what is normal because so much of what they see on social media is false", says Damian Hinds.
Instagram "can't solve bullying on its own", the social media company's boss Adam Mosseri says.
Health authorities have blamed a lack of funds for a rise of more than 600% in children and young people waiting too long for mental health services.
The rate at which young Americans took their own lives reached a high-water mark in 2017, driven by a sharp rise in suicides among older teenage boys, according to new research.
Working on Womanhood is helping female students cope with trauma, anxiety and depression, preliminary data from a new UChicago study shows.
Faulty reporting can make it difficult to guard against excessive use of the practices.
The bill would have made it a crime to repeatedly use social media to harass or torment someone. It was aimed at protecting children from some indirect forms of cyberbullying.
Students react to uncomfortable emotions in different ways, but here are some strategies to help students reduce stress and anxiety.s