WASHINGTON:  The long-running “Truth” anti-smoking campaign is increasing its use of mobile devices as it tries to dissuade teens and young adults from tobacco use.

The Legacy Foundation, the campaign's organizers, have launched a mobile game called “Flavor Monsters,” which is available for free download on some Apple and Android devices. The Truth campaign has offered games on its website since 2006. Flavor Monsters is the effort's second mobile game.

“We wanted to go to where kids seem to be ...