This is not a scientific article, but a synopsis of a book. "We think we know what to eat: less red meat and more fibre, less saturated fat and more fruit and veg, right? Wrong, according to a controversial new book by obesity researcher and nutritionist Zoe Harcombe. In 'The Obesity Epidemic: What Caused It? How Can We Stop It?' Harcombe charts her meticulous journey of research into studies that underpin dietary advice - and her myth-busting conclusions are startling."