Spending a lot of time on social media could increase the chances of teenagers taking up smoking or vaping, according to a study. The findings advocate for the promotion of healthy online habits for young people, researchers said, rather than “blanket bans and over-protection”. Academics from the University of Glasgow explored how social media use among 14-year-olds influenced nicotine use when they reached 17. The team surveyed 8,987 teenagers for the study, which has been published in the jour