Obesity Food should be regulated like tobacco, campaigners say Speed Read Unhealthy foods are as big a global health risk as cigarettes, obesity groups warn Speed Read Global cancer 'tidal wave': how can it be stopped? In Depth Number of cancer cases across the world to reach 24 million by 2035, but half could be prevented By The Week Staff Published 4 February 14 In Depth 1 2 3 4 5 6