1. Young people's perceptions of their own health needs -- 2. 'Giving a voice to children': exploring young people's own agendas on health -- 3. 'You look in all these magazines and you see all these supermodels...': body image, appearance and health -- 4. 'Down the Yoker': the impact of localism on young people's health beliefs and actions -- 5. 'I don't listen to everything she says...': family influences on young people's health beliefs -- 6. 'I sort of get pushed into things': peer pressure and young people's beliefs in their own 'agency' with respect to health -- 7. 'It's a balance': young people speak out about health risk areas in their lives -- 8. Conclusions: 'I'm not going to do anything stupid!'