It seems young people are drinking less alcohol than they used to. Research published in the BMC Public Health Journal shows that almost a third of 16 to 24-year-olds in 2015 said they didn't drink, compared with around one in five in 2005. In this episode of the Lifecourse Podcast, Dr Linda Ng Fat from the Department for Epidemiology and Public Health at University College London, explains more about the research.