Italian researchers say eating pizza could protect against cancer. Researchers claim eating pizza regularly reduced the risk of developing oesophageal cancer by 59%. The risk of developing colon cancer also fell by 26% and mouth cancer by 34%, they claimed. The secret could be lycopene, an antioxidant chemical in tomatoes, which is thought to offer some protection against cancer, and which gives the fruit its traditional red colour. But some experts cast doubt on the idea that pizza consumption was the explanation for why some people did not develop cancer. They said other foods or dietary habits could play a...