Today, they seem crude, sexist, even threatening. But, in an age before TV and the internet, how could health services get their messages across to the public? By using graphic media that soldiers, refugees and civilians alike would be aware of: lurid visual styles taken from comics, film posters and the covers of popular crime novels. The last century was the golden age of public health posters. In the early 1900s, infectious diseases like cholera, influenza and tuberculosis were great scourges.