 WHO: Cancer dey kill people pass for world 5 February 2018 Wia dis foto come from, Getty Images Wetin we call dis foto, Many cancers dey preventable with vaccines Di World Health Organization WHO say cancer na di leading cause of death worldwide, as e don kill 8.8 million people alone for 2015 and di number of new cases fit increase by about 70 in di next 20 years. 