BBC teen survey: Social media ban and knife crime fears
Hundreds of teenagers have told the BBC they are concerned about knife crime in their everyday lives.
In a survey of 2,000 young people aged 13-18, nearly half (46%) said they were worried about knife crime in their local area and 31% in their school.
The survey also asked teens about their mental health and wellbeing, online safety and mobile phone use, with 23% agreeing that smartphones should be banned for under 16s. More than a third said social media should be banned for under 16s.
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