South Africa, Jan. 6 -- Younger audiences

Under the legislation, HFSS food and drink advertising is now prohibited on television before 9pm, while online advertising for these products is restricted at all times. The measures apply across a wide range of digital environments, including social media, video-on-demand services and websites, reflecting the media habits of younger audiences.

The government estimates the restrictions could remove billions of calories from children's diets annually and prevent tens of thousands of cases of childhood obesity over time.

UK's Minister for health, Ashley Dalton said: "We promised to do everything we can to give every child the best and healthiest start in life. By restricting adverts for junk foo...