The World Health Organisation

epa03724475 A Yemeni man passes a wall sprayed with anti-smoking graffiti on World No Tobacco Day in Sana’a, Yemen, 31 May 2013. The World Health Organisation (WHO) marks the 31st of May as 'World No Tobacco Day' in order to highlight the risks associated with tobacco usage and to deter people from smoking.

Yahya Arhab/EPA

A man passes a wall painted with anti-smoking graffiti on World No Tobacco Day in Sanaía, Yemen, on Friday. The World Health Organisation aims to highlight the risks associated with tobacco usage and to deter people from smoking Read more