Smoking comprises nearly 6 percent of the world's healthcare spending, according to a new study from the World Health Organization.
Here's what you should know.
1. Smoking's ill effects cost $1.4 trillion, with smoking placing nearly 40 percent of the burden on developing countries.
2. Mark Goodchild, of the WHO, led research. The $1.4 trillion figure consists of the direct and indirect costs of smoking, including lost productivity and disability.
3. WHO investigators examined 33 studies concerning direct costs in correlation with data from WHO and the World Bank.
4. In 2012, smoking caused 12 percent of worldwide deaths in adults between 30- and 69-years-old.
5. Mr. Goodchild said, "These findings highlight the urgent need for all counties to implement comprehensive tobacco-control measures to address these economic costs, while also helping to achieve the sustainable development goals of the member states."