A Harvard expert has shed light on the little-known benefits of a common fruit that could help in the fight against cancer. Katherine D. McManus, a teaching affiliate of Harvard Medical School in Boston, shared her insights in a blog post, while drawing to various 'superfood' recipes you can eat on a daily basis. While there's no specific definition of superfoods, such items are typically packed with a wealth of vitamins and minerals. Foods like nuts, leafy greens, yoghurt and even olive oil