From smoking to seatbelts: hard-hitting safety campaigns that made a difference

Here are four of the most graphic British public health TV ads of recent years

• Dire need' for labels on alcohol and ads about unhealthy eating to cut avoidable cancers

Cancer charities and health campaigners are calling for a return to hard-hitting advertisements - common in the 1980s, 1990s and early 2000s - to help tackle public health problems. Below are some of the key public health ads of past decades.