When oral sex was linked to mouth-throat-cancers—please get your kids and yourself vaccinated against HPV—the sexpobes insisted we would all have to stop going down on each other. Well...

High levels of air pollution are linked to an increased risk of mouth cancer, new research has revealed... Writing in the Journal of Investigative Medicine, researchers in Taiwan describe how they discovered the association by looking at air pollution data from 66 air quality monitoring stations around the country collected in 2009, and combing this with data from the health records of more than 480,000 men aged 40 and over from 2012/13. In total, there were 1,1617 cases of mouth cancer among participants.

Be safe. Stop breathing.